13309329

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21227}}^1$

素因数の和:21260

約数の個数: 16

約数和(自身を含む): 20378880

約数和(自身を除く): 7069551

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 21227, 63681, 233497, 403313, 700491, 1209939, 4436443, 13309329]

約数ペア:

[(1, 13309329), (3, 4436443), (11, 1209939), (19, 700491), (33, 403313), (57, 233497), (209, 63681), (627, 21227)]