12780226

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 21617280

約数和(自身を除く): 8837054

約数列:

[1, 2, 17, 23, 34, 46, 59, 118, 277, 391, 554, 782, 1003, 1357, 2006, 2714, 4709, 6371, 9418, 12742, 16343, 23069, 32686, 46138, 108307, 216614, 277831, 375889, 555662, 751778, 6390113, 12780226]

約数ペア:

[(1, 12780226), (2, 6390113), (17, 751778), (23, 555662), (34, 375889), (46, 277831), (59, 216614), (118, 108307), (277, 46138), (391, 32686), (554, 23069), (782, 16343), (1003, 12742), (1357, 9418), (2006, 6371), (2714, 4709)]