1989291255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2011}}^1\times {\mathrm{9421}}^1$

素因数の和:11447

約数の個数: 32

約数和(自身を含む): 3639756288

約数和(自身を除く): 1650465033

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2011, 6033, 9421, 10055, 14077, 28263, 30165, 42231, 47105, 65947, 70385, 141315, 197841, 211155, 329735, 989205, 18945631, 56836893, 94728155, 132619417, 284184465, 397858251, 663097085, 1989291255]

約数ペア:

[(1, 1989291255), (3, 663097085), (5, 397858251), (7, 284184465), (15, 132619417), (21, 94728155), (35, 56836893), (105, 18945631), (2011, 989205), (6033, 329735), (9421, 211155), (10055, 197841), (14077, 141315), (28263, 70385), (30165, 65947), (42231, 47105)]