31187793

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4967}}^1$

素因数の和:5013

約数の個数: 32

約数和(自身を含む): 53415936

約数和(自身を除く): 22228143

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 4967, 6279, 14901, 34769, 64571, 104307, 114241, 193713, 342723, 451997, 799687, 1355991, 1485133, 2399061, 4455399, 10395931, 31187793]

約数ペア:

[(1, 31187793), (3, 10395931), (7, 4455399), (13, 2399061), (21, 1485133), (23, 1355991), (39, 799687), (69, 451997), (91, 342723), (161, 193713), (273, 114241), (299, 104307), (483, 64571), (897, 34769), (2093, 14901), (4967, 6279)]