206440315

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{8171}}^1$

素因数の和:8370

約数の個数: 16

約数和(自身を含む): 257319936

約数和(自身を除く): 50879621

約数列:

[1, 5, 31, 155, 163, 815, 5053, 8171, 25265, 40855, 253301, 1266505, 1331873, 6659365, 41288063, 206440315]

約数ペア:

[(1, 206440315), (5, 41288063), (31, 6659365), (155, 1331873), (163, 1266505), (815, 253301), (5053, 40855), (8171, 25265)]