125890455

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2749}}^1$

素因数の和:2871

約数の個数: 32

約数和(自身を含む): 209088000

約数和(自身を除く): 83197545

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 355, 645, 1065, 2749, 3053, 8247, 9159, 13745, 15265, 41235, 45795, 118207, 195179, 354621, 585537, 591035, 975895, 1773105, 2927685, 8392697, 25178091, 41963485, 125890455]

約数ペア:

[(1, 125890455), (3, 41963485), (5, 25178091), (15, 8392697), (43, 2927685), (71, 1773105), (129, 975895), (213, 591035), (215, 585537), (355, 354621), (645, 195179), (1065, 118207), (2749, 45795), (3053, 41235), (8247, 15265), (9159, 13745)]