857538405

素因数分解:

$3^2\times 5^1\times {\mathrm{2377}}^1\times {\mathrm{8017}}^1$

素因数の和:10405

約数の個数: 24

約数和(自身を含む): 1487210712

約数和(自身を除く): 629672307

約数列:

[1, 3, 5, 9, 15, 45, 2377, 7131, 8017, 11885, 21393, 24051, 35655, 40085, 72153, 106965, 120255, 360765, 19056409, 57169227, 95282045, 171507681, 285846135, 857538405]

約数ペア:

[(1, 857538405), (3, 285846135), (5, 171507681), (9, 95282045), (15, 57169227), (45, 19056409), (2377, 360765), (7131, 120255), (8017, 106965), (11885, 72153), (21393, 40085), (24051, 35655)]