318740401

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1\times {\mathrm{677}}^1$

素因数の和:1440

約数の個数: 16

約数和(自身を含む): 368918784

約数和(自身を除く): 50178383

約数列:

[1, 7, 103, 653, 677, 721, 4571, 4739, 67259, 69731, 442081, 470813, 488117, 3094567, 45534343, 318740401]

約数ペア:

[(1, 318740401), (7, 45534343), (103, 3094567), (653, 488117), (677, 470813), (721, 442081), (4571, 69731), (4739, 67259)]