211639239

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197609}}^1$

素因数の和:197639

約数の個数: 24

約数和(自身を含む): 369925920

約数和(自身を除く): 158286681

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 197609, 592827, 1383263, 1778481, 3359353, 4149789, 10078059, 12449367, 23515471, 30234177, 70546413, 211639239]

約数ペア:

[(1, 211639239), (3, 70546413), (7, 30234177), (9, 23515471), (17, 12449367), (21, 10078059), (51, 4149789), (63, 3359353), (119, 1778481), (153, 1383263), (357, 592827), (1071, 197609)]