28317590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{57791}}^1$

素因数の和:57812

約数の個数: 24

約数和(自身を含む): 59294592

約数和(自身を除く): 30977002

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 57791, 115582, 288955, 404537, 577910, 809074, 2022685, 2831759, 4045370, 5663518, 14158795, 28317590]

約数ペア:

[(1, 28317590), (2, 14158795), (5, 5663518), (7, 4045370), (10, 2831759), (14, 2022685), (35, 809074), (49, 577910), (70, 404537), (98, 288955), (245, 115582), (490, 57791)]