87643015

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1\times {\mathrm{809}}^1$

素因数の和:1322

約数の個数: 16

約数和(自身を含む): 107775360

約数和(自身を除く): 20132345

約数列:

[1, 5, 47, 235, 461, 809, 2305, 4045, 21667, 38023, 108335, 190115, 372949, 1864745, 17528603, 87643015]

約数ペア:

[(1, 87643015), (5, 17528603), (47, 1864745), (235, 372949), (461, 190115), (809, 108335), (2305, 38023), (4045, 21667)]