128570897

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1307}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 168763392

約数和(自身を除く): 40192495

約数列:

[1, 7, 13, 23, 47, 91, 161, 299, 329, 611, 1081, 1307, 2093, 4277, 7567, 9149, 14053, 16991, 30061, 61429, 98371, 118937, 210427, 390793, 430003, 798577, 1412867, 2735551, 5590039, 9890069, 18367271, 128570897]

約数ペア:

[(1, 128570897), (7, 18367271), (13, 9890069), (23, 5590039), (47, 2735551), (91, 1412867), (161, 798577), (299, 430003), (329, 390793), (611, 210427), (1081, 118937), (1307, 98371), (2093, 61429), (4277, 30061), (7567, 16991), (9149, 14053)]