131386465

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{719}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 189112320

約数和(自身を除く): 57725855

約数列:

[1, 5, 7, 23, 35, 115, 161, 227, 719, 805, 1135, 1589, 3595, 5033, 5221, 7945, 16537, 25165, 26105, 36547, 82685, 115759, 163213, 182735, 578795, 816065, 1142491, 3753899, 5712455, 18769495, 26277293, 131386465]

約数ペア:

[(1, 131386465), (5, 26277293), (7, 18769495), (23, 5712455), (35, 3753899), (115, 1142491), (161, 816065), (227, 578795), (719, 182735), (805, 163213), (1135, 115759), (1589, 82685), (3595, 36547), (5033, 26105), (5221, 25165), (7945, 16537)]