2001777981

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1\times {\mathrm{3079}}^1$

素因数の和:3545

約数の個数: 32

約数和(自身を含む): 3096360960

約数和(自身を除く): 1094582979

約数列:

[1, 3, 7, 21, 83, 249, 373, 581, 1119, 1743, 2611, 3079, 7833, 9237, 21553, 30959, 64659, 92877, 216713, 255557, 650139, 766671, 1148467, 1788899, 3445401, 5366697, 8039269, 24117807, 95322761, 285968283, 667259327, 2001777981]

約数ペア:

[(1, 2001777981), (3, 667259327), (7, 285968283), (21, 95322761), (83, 24117807), (249, 8039269), (373, 5366697), (581, 3445401), (1119, 1788899), (1743, 1148467), (2611, 766671), (3079, 650139), (7833, 255557), (9237, 216713), (21553, 92877), (30959, 64659)]