68079837

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 106122240

約数和(自身を除く): 38042403

約数列:

[1, 3, 7, 21, 83, 139, 249, 281, 417, 581, 843, 973, 1743, 1967, 2919, 5901, 11537, 23323, 34611, 39059, 69969, 80759, 117177, 163261, 242277, 273413, 489783, 820239, 3241897, 9725691, 22693279, 68079837]

約数ペア:

[(1, 68079837), (3, 22693279), (7, 9725691), (21, 3241897), (83, 820239), (139, 489783), (249, 273413), (281, 242277), (417, 163261), (581, 117177), (843, 80759), (973, 69969), (1743, 39059), (1967, 34611), (2919, 23323), (5901, 11537)]