397541625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{81547}}^1$

素因数の和:81578

約数の個数: 32

約数和(自身を含む): 712403328

約数和(自身を除く): 314861703

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 81547, 244641, 407735, 1060111, 1223205, 2038675, 3180333, 5300555, 6116025, 10193375, 15901665, 26502775, 30580125, 79508325, 132513875, 397541625]

約数ペア:

[(1, 397541625), (3, 132513875), (5, 79508325), (13, 30580125), (15, 26502775), (25, 15901665), (39, 10193375), (65, 6116025), (75, 5300555), (125, 3180333), (195, 2038675), (325, 1223205), (375, 1060111), (975, 407735), (1625, 244641), (4875, 81547)]