253214696

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{145861}}^1$

素因数の和:145905

約数の個数: 32

約数和(自身を含む): 560110080

約数和(自身を除く): 306895384

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 145861, 291722, 583444, 1021027, 1166888, 2042054, 4084108, 4521691, 8168216, 9043382, 18086764, 31651837, 36173528, 63303674, 126607348, 253214696]

約数ペア:

[(1, 253214696), (2, 126607348), (4, 63303674), (7, 36173528), (8, 31651837), (14, 18086764), (28, 9043382), (31, 8168216), (56, 4521691), (62, 4084108), (124, 2042054), (217, 1166888), (248, 1021027), (434, 583444), (868, 291722), (1736, 145861)]