201972111

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{7043}}^1$

素因数の和:7147

約数の個数: 24

約数和(自身を含む): 299792640

約数和(自身を除く): 97820529

約数列:

[1, 3, 11, 33, 79, 121, 237, 363, 869, 2607, 7043, 9559, 21129, 28677, 77473, 232419, 556397, 852203, 1669191, 2556609, 6120367, 18361101, 67324037, 201972111]

約数ペア:

[(1, 201972111), (3, 67324037), (11, 18361101), (33, 6120367), (79, 2556609), (121, 1669191), (237, 852203), (363, 556397), (869, 232419), (2607, 77473), (7043, 28677), (9559, 21129)]