1581412465

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{234457}}^1$

素因数の和:234552

約数の個数: 16

約数和(自身を含む): 2025717120

約数和(自身を除く): 444304655

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6745, 234457, 1172285, 4454683, 16646447, 22273415, 83232235, 316282493, 1581412465]

約数ペア:

[(1, 1581412465), (5, 316282493), (19, 83232235), (71, 22273415), (95, 16646447), (355, 4454683), (1349, 1172285), (6745, 234457)]