15299921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8849}}^1$

素因数の和:8888

約数の個数: 16

約数和(自身を含む): 19824000

約数和(自身を除く): 4524079

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 8849, 61943, 115037, 168131, 805259, 1176917, 2185703, 15299921]

約数ペア:

[(1, 15299921), (7, 2185703), (13, 1176917), (19, 805259), (91, 168131), (133, 115037), (247, 61943), (1729, 8849)]