490712397

素因数分解:

$3^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{63671}}^1$

素因数の和:64048

約数の個数: 16

約数和(自身を含む): 749801472

約数和(自身を除く): 259089075

約数列:

[1, 3, 7, 21, 367, 1101, 2569, 7707, 63671, 191013, 445697, 1337091, 23367257, 70101771, 163570799, 490712397]

約数ペア:

[(1, 490712397), (3, 163570799), (7, 70101771), (21, 23367257), (367, 1337091), (1101, 445697), (2569, 191013), (7707, 63671)]