131392515

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{55793}}^1$

素因数の和:55958

約数の個数: 16

約数和(自身を含む): 211570848

約数和(自身を除く): 80178333

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 55793, 167379, 278965, 836895, 8759501, 26278503, 43797505, 131392515]

約数ペア:

[(1, 131392515), (3, 43797505), (5, 26278503), (15, 8759501), (157, 836895), (471, 278965), (785, 167379), (2355, 55793)]