420199785

素因数分解:

$3^3\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{2267}}^1$

素因数の和:3654

約数の個数: 32

約数和(自身を含む): 747895680

約数和(自身を除く): 327695895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1373, 2267, 4119, 6801, 6865, 11335, 12357, 20403, 20595, 34005, 37071, 61209, 61785, 102015, 185355, 306045, 3112591, 9337773, 15562955, 28013319, 46688865, 84039957, 140066595, 420199785]

約数ペア:

[(1, 420199785), (3, 140066595), (5, 84039957), (9, 46688865), (15, 28013319), (27, 15562955), (45, 9337773), (135, 3112591), (1373, 306045), (2267, 185355), (4119, 102015), (6801, 61785), (6865, 61209), (11335, 37071), (12357, 34005), (20403, 20595)]