40890801

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 64067328

約数和(自身を除く): 23176527

約数列:

[1, 3, 7, 21, 61, 137, 183, 233, 411, 427, 699, 959, 1281, 1631, 2877, 4893, 8357, 14213, 25071, 31921, 42639, 58499, 95763, 99491, 175497, 223447, 298473, 670341, 1947181, 5841543, 13630267, 40890801]

約数ペア:

[(1, 40890801), (3, 13630267), (7, 5841543), (21, 1947181), (61, 670341), (137, 298473), (183, 223447), (233, 175497), (411, 99491), (427, 95763), (699, 58499), (959, 42639), (1281, 31921), (1631, 25071), (2877, 14213), (4893, 8357)]