28679274

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{122561}}^1$

素因数の和:122582

約数の個数: 24

約数和(自身を含む): 66918852

約数和(自身を除く): 38239578

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 122561, 245122, 367683, 735366, 1103049, 1593293, 2206098, 3186586, 4779879, 9559758, 14339637, 28679274]

約数ペア:

[(1, 28679274), (2, 14339637), (3, 9559758), (6, 4779879), (9, 3186586), (13, 2206098), (18, 1593293), (26, 1103049), (39, 735366), (78, 367683), (117, 245122), (234, 122561)]