209435145

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{1129}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 341712000

約数和(自身を除く): 132276855

約数列:

[1, 3, 5, 15, 83, 149, 249, 415, 447, 745, 1129, 1245, 2235, 3387, 5645, 12367, 16935, 37101, 61835, 93707, 168221, 185505, 281121, 468535, 504663, 841105, 1405605, 2523315, 13962343, 41887029, 69811715, 209435145]

約数ペア:

[(1, 209435145), (3, 69811715), (5, 41887029), (15, 13962343), (83, 2523315), (149, 1405605), (249, 841105), (415, 504663), (447, 468535), (745, 281121), (1129, 185505), (1245, 168221), (2235, 93707), (3387, 61835), (5645, 37101), (12367, 16935)]