221513625

素因数分解:

$3^2\times 5^3\times {\mathrm{196901}}^1$

素因数の和:196922

約数の個数: 24

約数和(自身を含む): 399317256

約数和(自身を除く): 177803631

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 196901, 590703, 984505, 1772109, 2953515, 4922525, 8860545, 14767575, 24612625, 44302725, 73837875, 221513625]

約数ペア:

[(1, 221513625), (3, 73837875), (5, 44302725), (9, 24612625), (15, 14767575), (25, 8860545), (45, 4922525), (75, 2953515), (125, 1772109), (225, 984505), (375, 590703), (1125, 196901)]