138471075

素因数分解:

$3^2\times 5^2\times {\mathrm{615427}}^1$

素因数の和:615443

約数の個数: 18

約数和(自身を含む): 248017484

約数和(自身を除く): 109546409

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 615427, 1846281, 3077135, 5538843, 9231405, 15385675, 27694215, 46157025, 138471075]

約数ペア:

[(1, 138471075), (3, 46157025), (5, 27694215), (9, 15385675), (15, 9231405), (25, 5538843), (45, 3077135), (75, 1846281), (225, 615427)]