221597169

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1\times {\mathrm{4909}}^1$

素因数の和:5320

約数の個数: 16

約数和(自身を含む): 303555840

約数和(自身を除く): 81958671

約数列:

[1, 3, 41, 123, 367, 1101, 4909, 14727, 15047, 45141, 201269, 603807, 1801603, 5404809, 73865723, 221597169]

約数ペア:

[(1, 221597169), (3, 73865723), (41, 5404809), (123, 1801603), (367, 603807), (1101, 201269), (4909, 45141), (14727, 15047)]