279863536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{1013}}^1$

素因数の和:1609

約数の個数: 40

約数和(自身を含む): 561285504

約数和(自身を除く): 281421968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 557, 1013, 1114, 2026, 2228, 4052, 4456, 8104, 8912, 16208, 17267, 31403, 34534, 62806, 69068, 125612, 138136, 251224, 276272, 502448, 564241, 1128482, 2256964, 4513928, 9027856, 17491471, 34982942, 69965884, 139931768, 279863536]

約数ペア:

[(1, 279863536), (2, 139931768), (4, 69965884), (8, 34982942), (16, 17491471), (31, 9027856), (62, 4513928), (124, 2256964), (248, 1128482), (496, 564241), (557, 502448), (1013, 276272), (1114, 251224), (2026, 138136), (2228, 125612), (4052, 69068), (4456, 62806), (8104, 34534), (8912, 31403), (16208, 17267)]