25615791

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 39203840

約数和(自身を除く): 13588049

約数列:

[1, 3, 9, 27, 61, 103, 151, 183, 309, 453, 549, 927, 1359, 1647, 2781, 4077, 6283, 9211, 15553, 18849, 27633, 46659, 56547, 82899, 139977, 169641, 248697, 419931, 948733, 2846199, 8538597, 25615791]

約数ペア:

[(1, 25615791), (3, 8538597), (9, 2846199), (27, 948733), (61, 419931), (103, 248697), (151, 169641), (183, 139977), (309, 82899), (453, 56547), (549, 46659), (927, 27633), (1359, 18849), (1647, 15553), (2781, 9211), (4077, 6283)]