68263455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1777}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 118286784

約数和(自身を除く): 50023329

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 197, 591, 985, 1777, 2561, 2955, 5331, 7683, 8885, 12805, 23101, 26655, 38415, 69303, 115505, 346515, 350069, 1050207, 1750345, 4550897, 5251035, 13652691, 22754485, 68263455]

約数ペア:

[(1, 68263455), (3, 22754485), (5, 13652691), (13, 5251035), (15, 4550897), (39, 1750345), (65, 1050207), (195, 350069), (197, 346515), (591, 115505), (985, 69303), (1777, 38415), (2561, 26655), (2955, 23101), (5331, 12805), (7683, 8885)]