28646748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61211}}^1$

素因数の和:61234

約数の個数: 36

約数和(自身を含む): 77984088

約数和(自身を除く): 49337340

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 61211, 122422, 183633, 244844, 367266, 550899, 734532, 795743, 1101798, 1591486, 2203596, 2387229, 3182972, 4774458, 7161687, 9548916, 14323374, 28646748]

約数ペア:

[(1, 28646748), (2, 14323374), (3, 9548916), (4, 7161687), (6, 4774458), (9, 3182972), (12, 2387229), (13, 2203596), (18, 1591486), (26, 1101798), (36, 795743), (39, 734532), (52, 550899), (78, 367266), (117, 244844), (156, 183633), (234, 122422), (468, 61211)]