51786865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 70058016

約数和(自身を除く): 18271151

約数列:

[1, 5, 13, 37, 61, 65, 185, 305, 353, 481, 793, 1765, 2257, 2405, 3965, 4589, 11285, 13061, 21533, 22945, 29341, 65305, 107665, 146705, 169793, 279929, 796721, 848965, 1399645, 3983605, 10357373, 51786865]

約数ペア:

[(1, 51786865), (5, 10357373), (13, 3983605), (37, 1399645), (61, 848965), (65, 796721), (185, 279929), (305, 169793), (353, 146705), (481, 107665), (793, 65305), (1765, 29341), (2257, 22945), (2405, 21533), (3965, 13061), (4589, 11285)]