989940996

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{467}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 2814896448

約数和(自身を除く): 1824955452

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 53, 66, 99, 101, 106, 132, 159, 198, 202, 212, 303, 318, 396, 404, 467, 477, 583, 606, 636, 909, 934, 954, 1111, 1166, 1212, 1401, 1749, 1818, 1868, 1908, 2222, 2332, 2802, 3333, 3498, 3636, 4203, 4444, 5137, 5247, 5353, 5604, 6666, 6996, 8406, 9999, 10274, 10494, 10706, 13332, 15411, 16059, 16812, 19998, 20548, 20988, 21412, 24751, 30822, 32118, 39996, 46233, 47167, 48177, 49502, 58883, 61644, 64236, 74253, 92466, 94334, 96354, 99004, 117766, 141501, 148506, 176649, 184932, 188668, 192708, 222759, 235532, 272261, 283002, 297012, 353298, 424503, 445518, 518837, 529947, 544522, 566004, 706596, 816783, 849006, 891036, 1037674, 1059894, 1089044, 1556511, 1633566, 1698012, 2075348, 2119788, 2450349, 2499851, 3113022, 3267132, 4669533, 4900698, 4999702, 6226044, 7499553, 9339066, 9801396, 9999404, 14999106, 18678132, 22498659, 27498361, 29998212, 44997318, 54996722, 82495083, 89994636, 109993444, 164990166, 247485249, 329980332, 494970498, 989940996]

約数ペア:

[(1, 989940996), (2, 494970498), (3, 329980332), (4, 247485249), (6, 164990166), (9, 109993444), (11, 89994636), (12, 82495083), (18, 54996722), (22, 44997318), (33, 29998212), (36, 27498361), (44, 22498659), (53, 18678132), (66, 14999106), (99, 9999404), (101, 9801396), (106, 9339066), (132, 7499553), (159, 6226044), (198, 4999702), (202, 4900698), (212, 4669533), (303, 3267132), (318, 3113022), (396, 2499851), (404, 2450349), (467, 2119788), (477, 2075348), (583, 1698012), (606, 1633566), (636, 1556511), (909, 1089044), (934, 1059894), (954, 1037674), (1111, 891036), (1166, 849006), (1212, 816783), (1401, 706596), (1749, 566004), (1818, 544522), (1868, 529947), (1908, 518837), (2222, 445518), (2332, 424503), (2802, 353298), (3333, 297012), (3498, 283002), (3636, 272261), (4203, 235532), (4444, 222759), (5137, 192708), (5247, 188668), (5353, 184932), (5604, 176649), (6666, 148506), (6996, 141501), (8406, 117766), (9999, 99004), (10274, 96354), (10494, 94334), (10706, 92466), (13332, 74253), (15411, 64236), (16059, 61644), (16812, 58883), (19998, 49502), (20548, 48177), (20988, 47167), (21412, 46233), (24751, 39996), (30822, 32118)]