23891505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4993}}^1$

素因数の和:5041

約数の個数: 32

約数和(自身を含む): 43148160

約数和(自身を除く): 19256655

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4785, 4993, 14979, 24965, 54923, 74895, 144797, 164769, 274615, 434391, 723985, 823845, 1592767, 2171955, 4778301, 7963835, 23891505]

約数ペア:

[(1, 23891505), (3, 7963835), (5, 4778301), (11, 2171955), (15, 1592767), (29, 823845), (33, 723985), (55, 434391), (87, 274615), (145, 164769), (165, 144797), (319, 74895), (435, 54923), (957, 24965), (1595, 14979), (4785, 4993)]