78268701

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1237}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 125503488

約数和(自身を除く): 47234787

約数列:

[1, 3, 7, 21, 23, 69, 131, 161, 393, 483, 917, 1237, 2751, 3013, 3711, 8659, 9039, 21091, 25977, 28451, 63273, 85353, 162047, 199157, 486141, 597471, 1134329, 3402987, 3727081, 11181243, 26089567, 78268701]

約数ペア:

[(1, 78268701), (3, 26089567), (7, 11181243), (21, 3727081), (23, 3402987), (69, 1134329), (131, 597471), (161, 486141), (393, 199157), (483, 162047), (917, 85353), (1237, 63273), (2751, 28451), (3013, 25977), (3711, 21091), (8659, 9039)]