1214989979

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{246899}}^1$

素因数の和:246962

約数の個数: 16

約数和(自身を含む): 1501152000

約数和(自身を除く): 286162021

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 246899, 1728293, 4691081, 9135263, 32837567, 63946841, 173569997, 1214989979]

約数ペア:

[(1, 1214989979), (7, 173569997), (19, 63946841), (37, 32837567), (133, 9135263), (259, 4691081), (703, 1728293), (4921, 246899)]