72321605

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1\times {\mathrm{853}}^1$

素因数の和:1436

約数の個数: 16

約数和(自身を含む): 89854464

約数和(自身を除く): 17532859

約数列:

[1, 5, 31, 155, 547, 853, 2735, 4265, 16957, 26443, 84785, 132215, 466591, 2332955, 14464321, 72321605]

約数ペア:

[(1, 72321605), (5, 14464321), (31, 2332955), (155, 466591), (547, 132215), (853, 84785), (2735, 26443), (4265, 16957)]