31342311

素因数分解:

$3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 62899200

約数和(自身を除く): 31556889

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 71, 77, 91, 99, 117, 143, 147, 213, 231, 273, 343, 429, 441, 497, 539, 637, 639, 693, 781, 819, 923, 1001, 1029, 1287, 1491, 1617, 1911, 2343, 2769, 3003, 3087, 3479, 3773, 4459, 4473, 4851, 5467, 5733, 6461, 7007, 7029, 8307, 9009, 10153, 10437, 11319, 13377, 16401, 19383, 21021, 24353, 30459, 31311, 33957, 38269, 40131, 45227, 49049, 49203, 58149, 63063, 71071, 73059, 91377, 114807, 135681, 147147, 213213, 219177, 267883, 316589, 344421, 407043, 441441, 497497, 639639, 803649, 949767, 1492491, 2410947, 2849301, 3482479, 4477473, 10447437, 31342311]

約数ペア:

[(1, 31342311), (3, 10447437), (7, 4477473), (9, 3482479), (11, 2849301), (13, 2410947), (21, 1492491), (33, 949767), (39, 803649), (49, 639639), (63, 497497), (71, 441441), (77, 407043), (91, 344421), (99, 316589), (117, 267883), (143, 219177), (147, 213213), (213, 147147), (231, 135681), (273, 114807), (343, 91377), (429, 73059), (441, 71071), (497, 63063), (539, 58149), (637, 49203), (639, 49049), (693, 45227), (781, 40131), (819, 38269), (923, 33957), (1001, 31311), (1029, 30459), (1287, 24353), (1491, 21021), (1617, 19383), (1911, 16401), (2343, 13377), (2769, 11319), (3003, 10437), (3087, 10153), (3479, 9009), (3773, 8307), (4459, 7029), (4473, 7007), (4851, 6461), (5467, 5733)]