38749185

素因数分解:

$3^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:655

約数の個数: 40

約数和(自身を含む): 69925416

約数和(自身を除く): 31176231

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 241, 397, 405, 723, 1191, 1205, 1985, 2169, 3573, 3615, 5955, 6507, 10719, 10845, 17865, 19521, 32157, 32535, 53595, 95677, 97605, 160785, 287031, 478385, 861093, 1435155, 2583279, 4305465, 7749837, 12916395, 38749185]

約数ペア:

[(1, 38749185), (3, 12916395), (5, 7749837), (9, 4305465), (15, 2583279), (27, 1435155), (45, 861093), (81, 478385), (135, 287031), (241, 160785), (397, 97605), (405, 95677), (723, 53595), (1191, 32535), (1205, 32157), (1985, 19521), (2169, 17865), (3573, 10845), (3615, 10719), (5955, 6507)]