817517921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{6199}}^1$

素因数の和:6860

約数の個数: 16

約数和(自身を含む): 940416000

約数和(自身を除く): 122898079

約数列:

[1, 11, 19, 209, 631, 6199, 6941, 11989, 68189, 117781, 131879, 1295591, 3911569, 43027259, 74319811, 817517921]

約数ペア:

[(1, 817517921), (11, 74319811), (19, 43027259), (209, 3911569), (631, 1295591), (6199, 131879), (6941, 117781), (11989, 68189)]