1859787215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{42641}}^1$

素因数の和:42731

約数の個数: 32

約数和(自身を含む): 2664954432

約数和(自身を除く): 805167217

約数列:

[1, 5, 11, 13, 55, 61, 65, 143, 305, 671, 715, 793, 3355, 3965, 8723, 42641, 43615, 213205, 469051, 554333, 2345255, 2601101, 2771665, 6097663, 13005505, 28612111, 30488315, 33814313, 143060555, 169071565, 371957443, 1859787215]

約数ペア:

[(1, 1859787215), (5, 371957443), (11, 169071565), (13, 143060555), (55, 33814313), (61, 30488315), (65, 28612111), (143, 13005505), (305, 6097663), (671, 2771665), (715, 2601101), (793, 2345255), (3355, 554333), (3965, 469051), (8723, 213205), (42641, 43615)]