28131572

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13763}}^1$

素因数の和:13847

約数の個数: 24

約数和(自身を含む): 57038016

約数和(自身を除く): 28906444

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 13763, 27526, 55052, 96341, 192682, 385364, 1004699, 2009398, 4018796, 7032893, 14065786, 28131572]

約数ペア:

[(1, 28131572), (2, 14065786), (4, 7032893), (7, 4018796), (14, 2009398), (28, 1004699), (73, 385364), (146, 192682), (292, 96341), (511, 55052), (1022, 27526), (2044, 13763)]