978291013

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{25601}}^1$

素因数の和:25764

約数の個数: 16

約数和(自身を含む): 1150246656

約数和(自身を除く): 171955643

約数列:

[1, 7, 53, 103, 371, 721, 5459, 25601, 38213, 179207, 1356853, 2636903, 9497971, 18458321, 139755859, 978291013]

約数ペア:

[(1, 978291013), (7, 139755859), (53, 18458321), (103, 9497971), (371, 2636903), (721, 1356853), (5459, 179207), (25601, 38213)]