28375767

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19583}}^1$

素因数の和:19619

約数の個数: 24

約数和(自身を含む): 48881664

約数和(自身を除く): 20505897

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 19583, 58749, 137081, 176247, 411243, 450409, 1233729, 1351227, 3152863, 4053681, 9458589, 28375767]

約数ペア:

[(1, 28375767), (3, 9458589), (7, 4053681), (9, 3152863), (21, 1351227), (23, 1233729), (63, 450409), (69, 411243), (161, 176247), (207, 137081), (483, 58749), (1449, 19583)]