77891985

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{11617}}^1$

素因数の和:11777

約数の個数: 24

約数和(自身を含む): 135930600

約数和(自身を除く): 58038615

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 11617, 34851, 58085, 104553, 174255, 522765, 1730933, 5192799, 8654665, 15578397, 25963995, 77891985]

約数ペア:

[(1, 77891985), (3, 25963995), (5, 15578397), (9, 8654665), (15, 5192799), (45, 1730933), (149, 522765), (447, 174255), (745, 104553), (1341, 58085), (2235, 34851), (6705, 11617)]