28241109

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 45830400

約数和(自身を除く): 17589291

約数列:

[1, 3, 9, 13, 27, 39, 61, 117, 183, 351, 549, 793, 1319, 1647, 2379, 3957, 7137, 11871, 17147, 21411, 35613, 51441, 80459, 154323, 241377, 462969, 724131, 1045967, 2172393, 3137901, 9413703, 28241109]

約数ペア:

[(1, 28241109), (3, 9413703), (9, 3137901), (13, 2172393), (27, 1045967), (39, 724131), (61, 462969), (117, 241377), (183, 154323), (351, 80459), (549, 51441), (793, 35613), (1319, 21411), (1647, 17147), (2379, 11871), (3957, 7137)]