128439142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1697}}^1$

素因数の和:1824

約数の個数: 32

約数和(自身を含む): 215659584

約数和(自身を除く): 87220442

約数列:

[1, 2, 13, 26, 41, 71, 82, 142, 533, 923, 1066, 1697, 1846, 2911, 3394, 5822, 22061, 37843, 44122, 69577, 75686, 120487, 139154, 240974, 904501, 1566331, 1809002, 3132662, 4939967, 9879934, 64219571, 128439142]

約数ペア:

[(1, 128439142), (2, 64219571), (13, 9879934), (26, 4939967), (41, 3132662), (71, 1809002), (82, 1566331), (142, 904501), (533, 240974), (923, 139154), (1066, 120487), (1697, 75686), (1846, 69577), (2911, 44122), (3394, 37843), (5822, 22061)]