28158753

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{22727}}^1$

素因数の和:22796

約数の個数: 16

約数和(自身を含む): 43637760

約数和(自身を除く): 15479007

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 22727, 68181, 159089, 477267, 1340893, 4022679, 9386251, 28158753]

約数ペア:

[(1, 28158753), (3, 9386251), (7, 4022679), (21, 1340893), (59, 477267), (177, 159089), (413, 68181), (1239, 22727)]