64496978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{911}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 119508480

約数和(自身を除く): 55011502

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 389, 778, 911, 1822, 2723, 5057, 5446, 6377, 10114, 11843, 12754, 23686, 35399, 70798, 82901, 165802, 354379, 708758, 2480653, 4606927, 4961306, 9213854, 32248489, 64496978]

約数ペア:

[(1, 64496978), (2, 32248489), (7, 9213854), (13, 4961306), (14, 4606927), (26, 2480653), (91, 708758), (182, 354379), (389, 165802), (778, 82901), (911, 70798), (1822, 35399), (2723, 23686), (5057, 12754), (5446, 11843), (6377, 10114)]