72670507

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1307}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 91915776

約数和(自身を除く): 19245269

約数列:

[1, 7, 13, 47, 91, 169, 329, 611, 1183, 1307, 4277, 7943, 9149, 16991, 55601, 61429, 118937, 220883, 430003, 798577, 1546181, 5590039, 10381501, 72670507]

約数ペア:

[(1, 72670507), (7, 10381501), (13, 5590039), (47, 1546181), (91, 798577), (169, 430003), (329, 220883), (611, 118937), (1183, 61429), (1307, 55601), (4277, 16991), (7943, 9149)]