1988077815

素因数分解:

$3^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{50147}}^1$

素因数の和:51039

約数の個数: 24

約数和(自身を含む): 3449981808

約数和(自身を除く): 1461903993

約数列:

[1, 3, 5, 9, 15, 45, 881, 2643, 4405, 7929, 13215, 39645, 50147, 150441, 250735, 451323, 752205, 2256615, 44179507, 132538521, 220897535, 397615563, 662692605, 1988077815]

約数ペア:

[(1, 1988077815), (3, 662692605), (5, 397615563), (9, 220897535), (15, 132538521), (45, 44179507), (881, 2256615), (2643, 752205), (4405, 451323), (7929, 250735), (13215, 150441), (39645, 50147)]