220986558

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{944387}}^1$

素因数の和:944408

約数の個数: 24

約数和(自身を含む): 515635848

約数和(自身を除く): 294649290

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 944387, 1888774, 2833161, 5666322, 8499483, 12277031, 16998966, 24554062, 36831093, 73662186, 110493279, 220986558]

約数ペア:

[(1, 220986558), (2, 110493279), (3, 73662186), (6, 36831093), (9, 24554062), (13, 16998966), (18, 12277031), (26, 8499483), (39, 5666322), (78, 2833161), (117, 1888774), (234, 944387)]