78956445

素因数分解:

$3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{12503}}^1$

素因数の和:12932

約数の個数: 16

約数和(自身を含む): 126640512

約数和(自身を除く): 47684067

約数列:

[1, 3, 5, 15, 421, 1263, 2105, 6315, 12503, 37509, 62515, 187545, 5263763, 15791289, 26318815, 78956445]

約数ペア:

[(1, 78956445), (3, 26318815), (5, 15791289), (15, 5263763), (421, 187545), (1263, 62515), (2105, 37509), (6315, 12503)]