262297386

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:781

約数の個数: 128

約数和(自身を含む): 687052800

約数和(自身を除く): 424755414

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 31, 34, 39, 51, 54, 62, 78, 93, 102, 117, 153, 186, 221, 234, 279, 306, 351, 403, 442, 459, 527, 558, 663, 702, 709, 806, 837, 918, 1054, 1209, 1326, 1418, 1581, 1674, 1989, 2127, 2418, 3162, 3627, 3978, 4254, 4743, 5967, 6381, 6851, 7254, 9217, 9486, 10881, 11934, 12053, 12762, 13702, 14229, 18434, 19143, 20553, 21762, 21979, 24106, 27651, 28458, 36159, 38286, 41106, 43958, 55302, 61659, 65937, 72318, 82953, 108477, 123318, 131874, 156689, 165906, 184977, 197811, 216954, 248859, 285727, 313378, 325431, 369954, 373643, 395622, 470067, 497718, 571454, 593433, 650862, 747286, 857181, 940134, 1120929, 1186866, 1410201, 1714362, 2241858, 2571543, 2820402, 3362787, 4230603, 4857359, 5143086, 6725574, 7714629, 8461206, 9714718, 10088361, 14572077, 15429258, 20176722, 29144154, 43716231, 87432462, 131148693, 262297386]

約数ペア:

[(1, 262297386), (2, 131148693), (3, 87432462), (6, 43716231), (9, 29144154), (13, 20176722), (17, 15429258), (18, 14572077), (26, 10088361), (27, 9714718), (31, 8461206), (34, 7714629), (39, 6725574), (51, 5143086), (54, 4857359), (62, 4230603), (78, 3362787), (93, 2820402), (102, 2571543), (117, 2241858), (153, 1714362), (186, 1410201), (221, 1186866), (234, 1120929), (279, 940134), (306, 857181), (351, 747286), (403, 650862), (442, 593433), (459, 571454), (527, 497718), (558, 470067), (663, 395622), (702, 373643), (709, 369954), (806, 325431), (837, 313378), (918, 285727), (1054, 248859), (1209, 216954), (1326, 197811), (1418, 184977), (1581, 165906), (1674, 156689), (1989, 131874), (2127, 123318), (2418, 108477), (3162, 82953), (3627, 72318), (3978, 65937), (4254, 61659), (4743, 55302), (5967, 43958), (6381, 41106), (6851, 38286), (7254, 36159), (9217, 28458), (9486, 27651), (10881, 24106), (11934, 21979), (12053, 21762), (12762, 20553), (13702, 19143), (14229, 18434)]