157420139

素因数分解:

${\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:550

約数の個数: 16

約数和(自身を含む): 165369600

約数和(自身を除く): 7949461

約数列:

[1, 31, 149, 173, 197, 4619, 5363, 6107, 25777, 29353, 34081, 799087, 909943, 1056511, 5078069, 157420139]

約数ペア:

[(1, 157420139), (31, 5078069), (149, 1056511), (173, 909943), (197, 799087), (4619, 34081), (5363, 29353), (6107, 25777)]