158291254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1399}}^1$

素因数の和:1588

約数の個数: 32

約数和(自身を含む): 268128000

約数和(自身を除く): 109836746

約数列:

[1, 2, 11, 22, 37, 74, 139, 278, 407, 814, 1399, 1529, 2798, 3058, 5143, 10286, 15389, 30778, 51763, 56573, 103526, 113146, 194461, 388922, 569393, 1138786, 2139071, 4278142, 7195057, 14390114, 79145627, 158291254]

約数ペア:

[(1, 158291254), (2, 79145627), (11, 14390114), (22, 7195057), (37, 4278142), (74, 2139071), (139, 1138786), (278, 569393), (407, 388922), (814, 194461), (1399, 113146), (1529, 103526), (2798, 56573), (3058, 51763), (5143, 30778), (10286, 15389)]