64563554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 109105920

約数和(自身を除く): 44542366

約数列:

[1, 2, 11, 22, 43, 86, 139, 278, 473, 491, 946, 982, 1529, 3058, 5401, 5977, 10802, 11954, 21113, 42226, 65747, 68249, 131494, 136498, 232243, 464486, 750739, 1501478, 2934707, 5869414, 32281777, 64563554]

約数ペア:

[(1, 64563554), (2, 32281777), (11, 5869414), (22, 2934707), (43, 1501478), (86, 750739), (139, 464486), (278, 232243), (473, 136498), (491, 131494), (946, 68249), (982, 65747), (1529, 42226), (3058, 21113), (5401, 11954), (5977, 10802)]