40245255

素因数分解:

$3^4\times 5^1\times {\mathrm{99371}}^1$

素因数の和:99388

約数の個数: 20

約数和(自身を含む): 72144072

約数和(自身を除く): 31898817

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 99371, 298113, 496855, 894339, 1490565, 2683017, 4471695, 8049051, 13415085, 40245255]

約数ペア:

[(1, 40245255), (3, 13415085), (5, 8049051), (9, 4471695), (15, 2683017), (27, 1490565), (45, 894339), (81, 496855), (135, 298113), (405, 99371)]