222776169

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{1459}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 371143680

約数和(自身を除く): 148367511

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 661, 1459, 1983, 4377, 4627, 7271, 10213, 13881, 16049, 21813, 30639, 48147, 50897, 112343, 152691, 337029, 964399, 2893197, 6750793, 10608389, 20252379, 31825167, 74258723, 222776169]

約数ペア:

[(1, 222776169), (3, 74258723), (7, 31825167), (11, 20252379), (21, 10608389), (33, 6750793), (77, 2893197), (231, 964399), (661, 337029), (1459, 152691), (1983, 112343), (4377, 50897), (4627, 48147), (7271, 30639), (10213, 21813), (13881, 16049)]