557252254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 975744000

約数和(自身を除く): 418491746

約数列:

[1, 2, 13, 19, 26, 38, 79, 109, 131, 158, 218, 247, 262, 494, 1027, 1417, 1501, 1703, 2054, 2071, 2489, 2834, 3002, 3406, 4142, 4978, 8611, 10349, 14279, 17222, 19513, 20698, 26923, 28558, 32357, 39026, 53846, 64714, 111943, 134537, 163609, 185627, 196631, 223886, 269074, 271301, 327218, 371254, 393262, 542602, 1128041, 2126917, 2256082, 2556203, 3526913, 4253834, 5112406, 7053826, 14664533, 21432779, 29329066, 42865558, 278626127, 557252254]

約数ペア:

[(1, 557252254), (2, 278626127), (13, 42865558), (19, 29329066), (26, 21432779), (38, 14664533), (79, 7053826), (109, 5112406), (131, 4253834), (158, 3526913), (218, 2556203), (247, 2256082), (262, 2126917), (494, 1128041), (1027, 542602), (1417, 393262), (1501, 371254), (1703, 327218), (2054, 271301), (2071, 269074), (2489, 223886), (2834, 196631), (3002, 185627), (3406, 163609), (4142, 134537), (4978, 111943), (8611, 64714), (10349, 53846), (14279, 39026), (17222, 32357), (19513, 28558), (20698, 26923)]