31869628

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 73156608

約数和(自身を除く): 41286980

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 41, 46, 68, 71, 82, 92, 119, 142, 161, 164, 238, 284, 287, 322, 391, 476, 497, 574, 644, 697, 782, 943, 994, 1148, 1207, 1394, 1564, 1633, 1886, 1988, 2414, 2737, 2788, 2911, 3266, 3772, 4828, 4879, 5474, 5822, 6532, 6601, 8449, 9758, 10948, 11431, 11644, 13202, 16031, 16898, 19516, 20377, 22862, 26404, 27761, 32062, 33796, 40754, 45724, 49487, 55522, 64124, 66953, 81508, 98974, 111044, 112217, 133906, 194327, 197948, 224434, 267812, 346409, 388654, 448868, 468671, 692818, 777308, 937342, 1138201, 1385636, 1874684, 2276402, 4552804, 7967407, 15934814, 31869628]

約数ペア:

[(1, 31869628), (2, 15934814), (4, 7967407), (7, 4552804), (14, 2276402), (17, 1874684), (23, 1385636), (28, 1138201), (34, 937342), (41, 777308), (46, 692818), (68, 468671), (71, 448868), (82, 388654), (92, 346409), (119, 267812), (142, 224434), (161, 197948), (164, 194327), (238, 133906), (284, 112217), (287, 111044), (322, 98974), (391, 81508), (476, 66953), (497, 64124), (574, 55522), (644, 49487), (697, 45724), (782, 40754), (943, 33796), (994, 32062), (1148, 27761), (1207, 26404), (1394, 22862), (1564, 20377), (1633, 19516), (1886, 16898), (1988, 16031), (2414, 13202), (2737, 11644), (2788, 11431), (2911, 10948), (3266, 9758), (3772, 8449), (4828, 6601), (4879, 6532), (5474, 5822)]