199173779

素因数分解:

$7^2\times {\mathrm{821}}^1\times {\mathrm{4951}}^1$

素因数の和:5786

約数の個数: 12

約数和(自身を含む): 232021008

約数和(自身を除く): 32847229

約数列:

[1, 7, 49, 821, 4951, 5747, 34657, 40229, 242599, 4064771, 28453397, 199173779]

約数ペア:

[(1, 199173779), (7, 28453397), (49, 4064771), (821, 242599), (4951, 40229), (5747, 34657)]