1970175

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 3300880

約数和(自身を除く): 1330705

約数列:

[1, 3, 5, 15, 25, 75, 109, 241, 327, 545, 723, 1205, 1635, 2725, 3615, 6025, 8175, 18075, 26269, 78807, 131345, 394035, 656725, 1970175]

約数ペア:

[(1, 1970175), (3, 656725), (5, 394035), (15, 131345), (25, 78807), (75, 26269), (109, 18075), (241, 8175), (327, 6025), (545, 3615), (723, 2725), (1205, 1635)]