64659897

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 98017920

約数和(自身を除く): 33358023

約数列:

[1, 3, 9, 27, 101, 131, 181, 303, 393, 543, 909, 1179, 1629, 2727, 3537, 4887, 13231, 18281, 23711, 39693, 54843, 71133, 119079, 164529, 213399, 357237, 493587, 640197, 2394811, 7184433, 21553299, 64659897]

約数ペア:

[(1, 64659897), (3, 21553299), (9, 7184433), (27, 2394811), (101, 640197), (131, 493587), (181, 357237), (303, 213399), (393, 164529), (543, 119079), (909, 71133), (1179, 54843), (1629, 39693), (2727, 23711), (3537, 18281), (4887, 13231)]