520180101

素因数分解:

$3^2\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{8087}}^1$

素因数の和:9121

約数の個数: 24

約数和(自身を含む): 859657344

約数和(自身を除く): 339477243

約数列:

[1, 3, 7, 9, 21, 63, 1021, 3063, 7147, 8087, 9189, 21441, 24261, 56609, 64323, 72783, 169827, 509481, 8256827, 24770481, 57797789, 74311443, 173393367, 520180101]

約数ペア:

[(1, 520180101), (3, 173393367), (7, 74311443), (9, 57797789), (21, 24770481), (63, 8256827), (1021, 509481), (3063, 169827), (7147, 72783), (8087, 64323), (9189, 56609), (21441, 24261)]