28293507

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1259}}^1$

素因数の和:1503

約数の個数: 24

約数和(自身を含む): 44815680

約数和(自身を除く): 16522173

約数列:

[1, 3, 9, 11, 33, 99, 227, 681, 1259, 2043, 2497, 3777, 7491, 11331, 13849, 22473, 41547, 124641, 285793, 857379, 2572137, 3143723, 9431169, 28293507]

約数ペア:

[(1, 28293507), (3, 9431169), (9, 3143723), (11, 2572137), (33, 857379), (99, 285793), (227, 124641), (681, 41547), (1259, 22473), (2043, 13849), (2497, 11331), (3777, 7491)]