213489783

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4643}}^1$

素因数の和:4796

約数の個数: 32

約数和(自身を含む): 343284480

約数和(自身を除く): 129794697

約数列:

[1, 3, 9, 13, 27, 39, 117, 131, 351, 393, 1179, 1703, 3537, 4643, 5109, 13929, 15327, 41787, 45981, 60359, 125361, 181077, 543231, 608233, 1629693, 1824699, 5474097, 7907029, 16422291, 23721087, 71163261, 213489783]

約数ペア:

[(1, 213489783), (3, 71163261), (9, 23721087), (13, 16422291), (27, 7907029), (39, 5474097), (117, 1824699), (131, 1629693), (351, 608233), (393, 543231), (1179, 181077), (1703, 125361), (3537, 60359), (4643, 45981), (5109, 41787), (13929, 15327)]