221566755

素因数分解:

$3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{65071}}^1$

素因数の和:65306

約数の個数: 16

約数和(自身を含む): 356073984

約数和(自身を除く): 134507229

約数列:

[1, 3, 5, 15, 227, 681, 1135, 3405, 65071, 195213, 325355, 976065, 14771117, 44313351, 73855585, 221566755]

約数ペア:

[(1, 221566755), (3, 73855585), (5, 44313351), (15, 14771117), (227, 976065), (681, 325355), (1135, 195213), (3405, 65071)]