396945075

素因数分解:

$3^1\times 5^2\times {\mathrm{241}}^1\times {\mathrm{21961}}^1$

素因数の和:22215

約数の個数: 24

約数和(自身を含む): 659035696

約数和(自身を除く): 262090621

約数列:

[1, 3, 5, 15, 25, 75, 241, 723, 1205, 3615, 6025, 18075, 21961, 65883, 109805, 329415, 549025, 1647075, 5292601, 15877803, 26463005, 79389015, 132315025, 396945075]

約数ペア:

[(1, 396945075), (3, 132315025), (5, 79389015), (15, 26463005), (25, 15877803), (75, 5292601), (241, 1647075), (723, 549025), (1205, 329415), (3615, 109805), (6025, 65883), (18075, 21961)]