64979434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{28081}}^1$

素因数の和:28185

約数の個数: 16

約数和(自身を含む): 106149960

約数和(自身を除く): 41170526

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 28081, 56162, 365053, 730106, 2499209, 4998418, 32489717, 64979434]

約数ペア:

[(1, 64979434), (2, 32489717), (13, 4998418), (26, 2499209), (89, 730106), (178, 365053), (1157, 56162), (2314, 28081)]