644249756

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{23339}}^1$

素因数の和:23513

約数の個数: 24

約数和(自身を含む): 1155423360

約数和(自身を除く): 511173604

約数列:

[1, 2, 4, 67, 103, 134, 206, 268, 412, 6901, 13802, 23339, 27604, 46678, 93356, 1563713, 2403917, 3127426, 4807834, 6254852, 9615668, 161062439, 322124878, 644249756]

約数ペア:

[(1, 644249756), (2, 322124878), (4, 161062439), (67, 9615668), (103, 6254852), (134, 4807834), (206, 3127426), (268, 2403917), (412, 1563713), (6901, 93356), (13802, 46678), (23339, 27604)]