31878138

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{231001}}^1$

素因数の和:231029

約数の個数: 16

約数和(自身を含む): 66528576

約数和(自身を除く): 34650438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 231001, 462002, 693003, 1386006, 5313023, 10626046, 15939069, 31878138]

約数ペア:

[(1, 31878138), (2, 15939069), (3, 10626046), (6, 5313023), (23, 1386006), (46, 693003), (69, 462002), (138, 231001)]