209849193

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{1021}}^1$

素因数の和:1625

約数の個数: 24

約数和(自身を含む): 311370696

約数和(自身を除く): 101521503

約数列:

[1, 3, 9, 41, 123, 369, 557, 1021, 1671, 3063, 5013, 9189, 22837, 41861, 68511, 125583, 205533, 376749, 568697, 1706091, 5118273, 23316577, 69949731, 209849193]

約数ペア:

[(1, 209849193), (3, 69949731), (9, 23316577), (41, 5118273), (123, 1706091), (369, 568697), (557, 376749), (1021, 205533), (1671, 125583), (3063, 68511), (5013, 41861), (9189, 22837)]