256698

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1097}}^1$

素因数の和:1118

約数の個数: 24

約数和(自身を含む): 599508

約数和(自身を除く): 342810

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1097, 2194, 3291, 6582, 9873, 14261, 19746, 28522, 42783, 85566, 128349, 256698]

約数ペア:

[(1, 256698), (2, 128349), (3, 85566), (6, 42783), (9, 28522), (13, 19746), (18, 14261), (26, 9873), (39, 6582), (78, 3291), (117, 2194), (234, 1097)]