18288629639

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1\times {\mathrm{853}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 21420779520

約数和(自身を除く): 3132149881

約数列:

[1, 7, 79, 137, 283, 553, 853, 959, 1981, 5971, 10823, 22357, 38771, 67387, 75761, 116861, 156499, 241399, 271397, 471709, 818027, 1689793, 3062909, 9232019, 19070521, 21440363, 33071663, 64624133, 133493647, 231501641, 2612661377, 18288629639]

約数ペア:

[(1, 18288629639), (7, 2612661377), (79, 231501641), (137, 133493647), (283, 64624133), (553, 33071663), (853, 21440363), (959, 19070521), (1981, 9232019), (5971, 3062909), (10823, 1689793), (22357, 818027), (38771, 471709), (67387, 271397), (75761, 241399), (116861, 156499)]