12945304945

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1\times {\mathrm{1021}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 16087228416

約数和(自身を除く): 3141923471

約数列:

[1, 5, 41, 127, 205, 487, 635, 1021, 2435, 5105, 5207, 19967, 26035, 41861, 61849, 99835, 129667, 209305, 309245, 497227, 648335, 2486135, 2535809, 5316347, 12679045, 20386307, 26581735, 63147829, 101931535, 315739145, 2589060989, 12945304945]

約数ペア:

[(1, 12945304945), (5, 2589060989), (41, 315739145), (127, 101931535), (205, 63147829), (487, 26581735), (635, 20386307), (1021, 12679045), (2435, 5316347), (5105, 2535809), (5207, 2486135), (19967, 648335), (26035, 497227), (41861, 309245), (61849, 209305), (99835, 129667)]