31412625

素因数分解:

$3^1\times 5^3\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 52650624

約数和(自身を除く): 21237999

約数列:

[1, 3, 5, 15, 25, 75, 125, 211, 375, 397, 633, 1055, 1191, 1985, 3165, 5275, 5955, 9925, 15825, 26375, 29775, 49625, 79125, 83767, 148875, 251301, 418835, 1256505, 2094175, 6282525, 10470875, 31412625]

約数ペア:

[(1, 31412625), (3, 10470875), (5, 6282525), (15, 2094175), (25, 1256505), (75, 418835), (125, 251301), (211, 148875), (375, 83767), (397, 79125), (633, 49625), (1055, 29775), (1191, 26375), (1985, 15825), (3165, 9925), (5275, 5955)]