66580684

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{12487}}^1$

素因数の和:12565

約数の個数: 24

約数和(自身を含む): 123081728

約数和(自身を除く): 56501044

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 5332, 12487, 24974, 49948, 387097, 536941, 774194, 1073882, 1548388, 2147764, 16645171, 33290342, 66580684]

約数ペア:

[(1, 66580684), (2, 33290342), (4, 16645171), (31, 2147764), (43, 1548388), (62, 1073882), (86, 774194), (124, 536941), (172, 387097), (1333, 49948), (2666, 24974), (5332, 12487)]