28271853

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2239}}^1$

素因数の和:2329

約数の個数: 24

約数和(自身を含む): 43330560

約数和(自身を除く): 15058707

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 2239, 4209, 6717, 12627, 20151, 51497, 136579, 154491, 409737, 463473, 1229211, 3141317, 9423951, 28271853]

約数ペア:

[(1, 28271853), (3, 9423951), (9, 3141317), (23, 1229211), (61, 463473), (69, 409737), (183, 154491), (207, 136579), (549, 51497), (1403, 20151), (2239, 12627), (4209, 6717)]