157837988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 362643456

約数和(自身を除く): 204805468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 61, 62, 77, 122, 124, 154, 217, 244, 271, 308, 341, 427, 434, 542, 671, 682, 854, 868, 1084, 1342, 1364, 1708, 1891, 1897, 2387, 2684, 2981, 3782, 3794, 4697, 4774, 5962, 7564, 7588, 8401, 9394, 9548, 11924, 13237, 16531, 16802, 18788, 20801, 20867, 26474, 33062, 33604, 41602, 41734, 52948, 58807, 66124, 83204, 83468, 92411, 115717, 117614, 145607, 181841, 184822, 231434, 235228, 291214, 363682, 369644, 462868, 512461, 582428, 646877, 727364, 1024922, 1272887, 1293754, 2049844, 2545774, 2587508, 3587227, 5091548, 5637071, 7174454, 11274142, 14348908, 22548284, 39459497, 78918994, 157837988]

約数ペア:

[(1, 157837988), (2, 78918994), (4, 39459497), (7, 22548284), (11, 14348908), (14, 11274142), (22, 7174454), (28, 5637071), (31, 5091548), (44, 3587227), (61, 2587508), (62, 2545774), (77, 2049844), (122, 1293754), (124, 1272887), (154, 1024922), (217, 727364), (244, 646877), (271, 582428), (308, 512461), (341, 462868), (427, 369644), (434, 363682), (542, 291214), (671, 235228), (682, 231434), (854, 184822), (868, 181841), (1084, 145607), (1342, 117614), (1364, 115717), (1708, 92411), (1891, 83468), (1897, 83204), (2387, 66124), (2684, 58807), (2981, 52948), (3782, 41734), (3794, 41602), (4697, 33604), (4774, 33062), (5962, 26474), (7564, 20867), (7588, 20801), (8401, 18788), (9394, 16802), (9548, 16531), (11924, 13237)]