81389762

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1\times {\mathrm{823}}^1$

素因数の和:1273

約数の個数: 16

約数和(自身を含む): 123342912

約数和(自身を除く): 41953150

約数列:

[1, 2, 197, 251, 394, 502, 823, 1646, 49447, 98894, 162131, 206573, 324262, 413146, 40694881, 81389762]

約数ペア:

[(1, 81389762), (2, 40694881), (197, 413146), (251, 324262), (394, 206573), (502, 162131), (823, 98894), (1646, 49447)]