31307577

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 50761728

約数和(自身を除く): 19454151

約数列:

[1, 3, 7, 21, 23, 53, 69, 159, 161, 371, 483, 1113, 1219, 1223, 3657, 3669, 8533, 8561, 25599, 25683, 28129, 64819, 84387, 194457, 196903, 453733, 590709, 1361199, 1490837, 4472511, 10435859, 31307577]

約数ペア:

[(1, 31307577), (3, 10435859), (7, 4472511), (21, 1490837), (23, 1361199), (53, 590709), (69, 453733), (159, 196903), (161, 194457), (371, 84387), (483, 64819), (1113, 28129), (1219, 25683), (1223, 25599), (3657, 8561), (3669, 8533)]