201911311

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{941}}^1$

素因数の和:1135

約数の個数: 24

約数和(自身を含む): 244844640

約数和(自身を除く): 42933329

約数列:

[1, 7, 29, 49, 151, 203, 941, 1057, 1421, 4379, 6587, 7399, 27289, 30653, 46109, 142091, 191023, 214571, 994637, 1337161, 4120639, 6962459, 28844473, 201911311]

約数ペア:

[(1, 201911311), (7, 28844473), (29, 6962459), (49, 4120639), (151, 1337161), (203, 994637), (941, 214571), (1057, 191023), (1421, 142091), (4379, 46109), (6587, 30653), (7399, 27289)]