65637873

素因数分解:

$3^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{2749}}^1$

素因数の和:3141

約数の個数: 24

約数和(自身を含む): 108680000

約数和(自身を除く): 43042127

約数列:

[1, 3, 7, 9, 21, 63, 379, 1137, 2653, 2749, 3411, 7959, 8247, 19243, 23877, 24741, 57729, 173187, 1041871, 3125613, 7293097, 9376839, 21879291, 65637873]

約数ペア:

[(1, 65637873), (3, 21879291), (7, 9376839), (9, 7293097), (21, 3125613), (63, 1041871), (379, 173187), (1137, 57729), (2653, 24741), (2749, 23877), (3411, 19243), (7959, 8247)]