266901905

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 339220224

約数和(自身を除く): 72318319

約数列:

[1, 5, 37, 53, 163, 167, 185, 265, 815, 835, 1961, 6031, 6179, 8639, 8851, 9805, 27221, 30155, 30895, 43195, 44255, 136105, 319643, 327487, 1007177, 1442713, 1598215, 1637435, 5035885, 7213565, 53380381, 266901905]

約数ペア:

[(1, 266901905), (5, 53380381), (37, 7213565), (53, 5035885), (163, 1637435), (167, 1598215), (185, 1442713), (265, 1007177), (815, 327487), (835, 319643), (1961, 136105), (6031, 44255), (6179, 43195), (8639, 30895), (8851, 30155), (9805, 27221)]