131615246

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{408743}}^1$

素因数の和:408775

約数の個数: 16

約数和(自身を含む): 235436544

約数和(自身を除く): 103821298

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 408743, 817486, 2861201, 5722402, 9401089, 18802178, 65807623, 131615246]

約数ペア:

[(1, 131615246), (2, 65807623), (7, 18802178), (14, 9401089), (23, 5722402), (46, 2861201), (161, 817486), (322, 408743)]