129372789

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67699}}^1$

素因数の和:67729

約数の個数: 24

約数和(自身を含む): 216098400

約数和(自身を除く): 86725611

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 67699, 203097, 473893, 880087, 1421679, 2640261, 3317251, 6160609, 9951753, 18481827, 43124263, 129372789]

約数ペア:

[(1, 129372789), (3, 43124263), (7, 18481827), (13, 9951753), (21, 6160609), (39, 3317251), (49, 2640261), (91, 1421679), (147, 880087), (273, 473893), (637, 203097), (1911, 67699)]