1963125

素因数分解:

$3^2\times 5^4\times {\mathrm{349}}^1$

素因数の和:375

約数の個数: 30

約数和(自身を含む): 3553550

約数和(自身を除く): 1590425

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 349, 375, 625, 1047, 1125, 1745, 1875, 3141, 5235, 5625, 8725, 15705, 26175, 43625, 78525, 130875, 218125, 392625, 654375, 1963125]

約数ペア:

[(1, 1963125), (3, 654375), (5, 392625), (9, 218125), (15, 130875), (25, 78525), (45, 43625), (75, 26175), (125, 15705), (225, 8725), (349, 5625), (375, 5235), (625, 3141), (1047, 1875), (1125, 1745)]