2647865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1600

約数の個数: 16

約数和(自身を含む): 3580416

約数和(自身を除く): 932551

約数列:

[1, 5, 11, 31, 55, 155, 341, 1553, 1705, 7765, 17083, 48143, 85415, 240715, 529573, 2647865]

約数ペア:

[(1, 2647865), (5, 529573), (11, 240715), (31, 85415), (55, 48143), (155, 17083), (341, 7765), (1553, 1705)]