212331315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{12109}}^1$

素因数の和:12291

約数の個数: 32

約数和(自身を含む): 390620160

約数和(自身を除く): 178288845

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 167, 501, 835, 1169, 2505, 3507, 5845, 12109, 17535, 36327, 60545, 84763, 181635, 254289, 423815, 1271445, 2022203, 6066609, 10111015, 14155421, 30333045, 42466263, 70777105, 212331315]

約数ペア:

[(1, 212331315), (3, 70777105), (5, 42466263), (7, 30333045), (15, 14155421), (21, 10111015), (35, 6066609), (105, 2022203), (167, 1271445), (501, 423815), (835, 254289), (1169, 181635), (2505, 84763), (3507, 60545), (5845, 36327), (12109, 17535)]