219040619

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{359}}^1\times {\mathrm{863}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 253808640

約数和(自身を除く): 34768021

約数列:

[1, 7, 101, 359, 707, 863, 2513, 6041, 36259, 87163, 253813, 309817, 610141, 2168719, 31291517, 219040619]

約数ペア:

[(1, 219040619), (7, 31291517), (101, 2168719), (359, 610141), (707, 309817), (863, 253813), (2513, 87163), (6041, 36259)]