1621318905

素因数分解:

$3^2\times 5^1\times {\mathrm{2243}}^1\times {\mathrm{16063}}^1$

素因数の和:18317

約数の個数: 24

約数和(自身を含む): 2811714048

約数和(自身を除く): 1190395143

約数列:

[1, 3, 5, 9, 15, 45, 2243, 6729, 11215, 16063, 20187, 33645, 48189, 80315, 100935, 144567, 240945, 722835, 36029309, 108087927, 180146545, 324263781, 540439635, 1621318905]

約数ペア:

[(1, 1621318905), (3, 540439635), (5, 324263781), (9, 180146545), (15, 108087927), (45, 36029309), (2243, 722835), (6729, 240945), (11215, 144567), (16063, 100935), (20187, 80315), (33645, 48189)]