28199418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{361531}}^1$

素因数の和:361549

約数の個数: 16

約数和(自身を含む): 60737376

約数和(自身を除く): 32537958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 361531, 723062, 1084593, 2169186, 4699903, 9399806, 14099709, 28199418]

約数ペア:

[(1, 28199418), (2, 14099709), (3, 9399806), (6, 4699903), (13, 2169186), (26, 1084593), (39, 723062), (78, 361531)]