131561925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{159469}}^1$

素因数の和:159493

約数の個数: 24

約数和(自身を含む): 237291360

約数和(自身を除く): 105729435

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 159469, 478407, 797345, 1754159, 2392035, 3986725, 5262477, 8770795, 11960175, 26312385, 43853975, 131561925]

約数ペア:

[(1, 131561925), (3, 43853975), (5, 26312385), (11, 11960175), (15, 8770795), (25, 5262477), (33, 3986725), (55, 2392035), (75, 1754159), (165, 797345), (275, 478407), (825, 159469)]