40804965

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1901}}^1$

素因数の和:1971

約数の個数: 40

約数和(自身を含む): 74566008

約数和(自身を除く): 33761043

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 1901, 2385, 4293, 5703, 7155, 9505, 17109, 21465, 28515, 51327, 85545, 100753, 153981, 256635, 302259, 503765, 769905, 906777, 1511295, 2720331, 4533885, 8160993, 13601655, 40804965]

約数ペア:

[(1, 40804965), (3, 13601655), (5, 8160993), (9, 4533885), (15, 2720331), (27, 1511295), (45, 906777), (53, 769905), (81, 503765), (135, 302259), (159, 256635), (265, 153981), (405, 100753), (477, 85545), (795, 51327), (1431, 28515), (1901, 21465), (2385, 17109), (4293, 9505), (5703, 7155)]