40038019

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{601}}^1$

素因数の和:946

約数の個数: 16

約数和(自身を含む): 47466496

約数和(自身を除く): 7428477

約数列:

[1, 7, 31, 217, 307, 601, 2149, 4207, 9517, 18631, 66619, 130417, 184507, 1291549, 5719717, 40038019]

約数ペア:

[(1, 40038019), (7, 5719717), (31, 1291549), (217, 184507), (307, 130417), (601, 66619), (2149, 18631), (4207, 9517)]