31597225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1291}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 43256160

約数和(自身を除く): 11658935

約数列:

[1, 5, 11, 25, 55, 89, 275, 445, 979, 1291, 2225, 4895, 6455, 14201, 24475, 32275, 71005, 114899, 355025, 574495, 1263889, 2872475, 6319445, 31597225]

約数ペア:

[(1, 31597225), (5, 6319445), (11, 2872475), (25, 1263889), (55, 574495), (89, 355025), (275, 114899), (445, 71005), (979, 32275), (1291, 24475), (2225, 14201), (4895, 6455)]