64256157

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53681}}^1$

素因数の和:53713

約数の個数: 24

約数和(自身を含む): 111658560

約数和(自身を除く): 47402403

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 53681, 161043, 375767, 483129, 1019939, 1127301, 3059817, 3381903, 7139573, 9179451, 21418719, 64256157]

約数ペア:

[(1, 64256157), (3, 21418719), (7, 9179451), (9, 7139573), (19, 3381903), (21, 3059817), (57, 1127301), (63, 1019939), (133, 483129), (171, 375767), (399, 161043), (1197, 53681)]