290509928

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{28571}}^1$

素因数の和:28649

約数の個数: 32

約数和(自身を含む): 576011520

約数和(自身を除く): 285501592

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 1271, 2542, 5084, 10168, 28571, 57142, 114284, 228568, 885701, 1171411, 1771402, 2342822, 3542804, 4685644, 7085608, 9371288, 36313741, 72627482, 145254964, 290509928]

約数ペア:

[(1, 290509928), (2, 145254964), (4, 72627482), (8, 36313741), (31, 9371288), (41, 7085608), (62, 4685644), (82, 3542804), (124, 2342822), (164, 1771402), (248, 1171411), (328, 885701), (1271, 228568), (2542, 114284), (5084, 57142), (10168, 28571)]