28636587

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19763}}^1$

素因数の和:19799

約数の個数: 24

約数和(自身を含む): 49330944

約数和(自身を除く): 20694357

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 19763, 59289, 138341, 177867, 415023, 454549, 1245069, 1363647, 3181843, 4090941, 9545529, 28636587]

約数ペア:

[(1, 28636587), (3, 9545529), (7, 4090941), (9, 3181843), (21, 1363647), (23, 1245069), (63, 454549), (69, 415023), (161, 177867), (207, 138341), (483, 59289), (1449, 19763)]