81271730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{478069}}^1$

素因数の和:478093

約数の個数: 16

約数和(自身を含む): 154894680

約数和(自身を除く): 73622950

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 478069, 956138, 2390345, 4780690, 8127173, 16254346, 40635865, 81271730]

約数ペア:

[(1, 81271730), (2, 40635865), (5, 16254346), (10, 8127173), (17, 4780690), (34, 2390345), (85, 956138), (170, 478069)]