28309547

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{241}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 33012672

約数和(自身を除く): 4703125

約数列:

[1, 7, 97, 173, 241, 679, 1211, 1687, 16781, 23377, 41693, 117467, 163639, 291851, 4044221, 28309547]

約数ペア:

[(1, 28309547), (7, 4044221), (97, 291851), (173, 163639), (241, 117467), (679, 41693), (1211, 23377), (1687, 16781)]