15656697

素因数分解:

$3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{967}}^1$

素因数の和:1237

約数の個数: 24

約数和(自身を含む): 25973376

約数和(自身を除く): 10316679

約数列:

[1, 3, 7, 9, 21, 63, 257, 771, 967, 1799, 2313, 2901, 5397, 6769, 8703, 16191, 20307, 60921, 248519, 745557, 1739633, 2236671, 5218899, 15656697]

約数ペア:

[(1, 15656697), (3, 5218899), (7, 2236671), (9, 1739633), (21, 745557), (63, 248519), (257, 60921), (771, 20307), (967, 16191), (1799, 8703), (2313, 6769), (2901, 5397)]