129987004

素因数分解:

$2^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{4451}}^1$

素因数の和:4618

約数の個数: 36

約数和(自身を含む): 266452200

約数和(自身を除く): 136465196

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 149, 196, 298, 596, 1043, 2086, 4172, 4451, 7301, 8902, 14602, 17804, 29204, 31157, 62314, 124628, 218099, 436198, 663199, 872396, 1326398, 2652796, 4642393, 9284786, 18569572, 32496751, 64993502, 129987004]

約数ペア:

[(1, 129987004), (2, 64993502), (4, 32496751), (7, 18569572), (14, 9284786), (28, 4642393), (49, 2652796), (98, 1326398), (149, 872396), (196, 663199), (298, 436198), (596, 218099), (1043, 124628), (2086, 62314), (4172, 31157), (4451, 29204), (7301, 17804), (8902, 14602)]