1996275

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 3382720

約数和(自身を除く): 1386445

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 619, 645, 1075, 1857, 3095, 3225, 9285, 15475, 26617, 46425, 79851, 133085, 399255, 665425, 1996275]

約数ペア:

[(1, 1996275), (3, 665425), (5, 399255), (15, 133085), (25, 79851), (43, 46425), (75, 26617), (129, 15475), (215, 9285), (619, 3225), (645, 3095), (1075, 1857)]