28531191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23599}}^1$

素因数の和:23646

約数の個数: 16

約数和(自身を含む): 42291200

約数和(自身を除く): 13760009

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 23599, 70797, 306787, 731569, 920361, 2194707, 9510397, 28531191]

約数ペア:

[(1, 28531191), (3, 9510397), (13, 2194707), (31, 920361), (39, 731569), (93, 306787), (403, 70797), (1209, 23599)]