212335389

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{198259}}^1$

素因数の和:198289

約数の個数: 24

約数和(自身を含む): 371142720

約数和(自身を除く): 158807331

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 198259, 594777, 1387813, 1784331, 3370403, 4163439, 10111209, 12490317, 23592821, 30333627, 70778463, 212335389]

約数ペア:

[(1, 212335389), (3, 70778463), (7, 30333627), (9, 23592821), (17, 12490317), (21, 10111209), (51, 4163439), (63, 3370403), (119, 1784331), (153, 1387813), (357, 594777), (1071, 198259)]