28541643

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 43739136

約数和(自身を除く): 15197493

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 611, 677, 897, 1081, 1833, 2031, 3243, 8801, 14053, 15571, 26403, 31819, 42159, 46713, 95457, 202423, 413647, 607269, 731837, 1240941, 2195511, 9513881, 28541643]

約数ペア:

[(1, 28541643), (3, 9513881), (13, 2195511), (23, 1240941), (39, 731837), (47, 607269), (69, 413647), (141, 202423), (299, 95457), (611, 46713), (677, 42159), (897, 31819), (1081, 26403), (1833, 15571), (2031, 14053), (3243, 8801)]