640377217

素因数分解:

${\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{1117}}^1$

素因数の和:1572

約数の個数: 16

約数和(自身を含む): 677373840

約数和(自身を除く): 36996623

約数列:

[1, 29, 53, 373, 1117, 1537, 10817, 19769, 32393, 59201, 416641, 573301, 1716829, 12082589, 22081973, 640377217]

約数ペア:

[(1, 640377217), (29, 22081973), (53, 12082589), (373, 1716829), (1117, 573301), (1537, 416641), (10817, 59201), (19769, 32393)]