68079557

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 87381504

約数和(自身を除く): 19301947

約数列:

[1, 7, 13, 41, 71, 91, 257, 287, 497, 533, 923, 1799, 2911, 3341, 3731, 6461, 10537, 18247, 20377, 23387, 37843, 73759, 127729, 136981, 237211, 264901, 748127, 958867, 1660477, 5236889, 9725651, 68079557]

約数ペア:

[(1, 68079557), (7, 9725651), (13, 5236889), (41, 1660477), (71, 958867), (91, 748127), (257, 264901), (287, 237211), (497, 136981), (533, 127729), (923, 73759), (1799, 37843), (2911, 23387), (3341, 20377), (3731, 18247), (6461, 10537)]