213968508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1371593}}^1$

素因数の和:1371613

約数の個数: 24

約数和(自身を含む): 537664848

約数和(自身を除く): 323696340

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1371593, 2743186, 4114779, 5486372, 8229558, 16459116, 17830709, 35661418, 53492127, 71322836, 106984254, 213968508]

約数ペア:

[(1, 213968508), (2, 106984254), (3, 71322836), (4, 53492127), (6, 35661418), (12, 17830709), (13, 16459116), (26, 8229558), (39, 5486372), (52, 4114779), (78, 2743186), (156, 1371593)]