40899159

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4357}}^1$

素因数の和:4519

約数の個数: 24

約数和(自身を含む): 67984800

約数和(自身を除く): 27085641

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 4357, 9387, 13071, 30499, 39213, 91497, 274491, 649193, 1947579, 4544351, 5842737, 13633053, 40899159]

約数ペア:

[(1, 40899159), (3, 13633053), (7, 5842737), (9, 4544351), (21, 1947579), (63, 649193), (149, 274491), (447, 91497), (1043, 39213), (1341, 30499), (3129, 13071), (4357, 9387)]