78072339

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{1867}}^1$

素因数の和:2186

約数の個数: 16

約数和(自身を含む): 106520832

約数和(自身を除く): 28448493

約数列:

[1, 3, 53, 159, 263, 789, 1867, 5601, 13939, 41817, 98951, 296853, 491021, 1473063, 26024113, 78072339]

約数ペア:

[(1, 78072339), (3, 26024113), (53, 1473063), (159, 491021), (263, 296853), (789, 98951), (1867, 41817), (5601, 13939)]