31800789

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 50400000

約数和(自身を除く): 18599211

約数列:

[1, 3, 9, 23, 27, 41, 69, 123, 207, 369, 621, 943, 1107, 1249, 2829, 3747, 8487, 11241, 25461, 28727, 33723, 51209, 86181, 153627, 258543, 460881, 775629, 1177807, 1382643, 3533421, 10600263, 31800789]

約数ペア:

[(1, 31800789), (3, 10600263), (9, 3533421), (23, 1382643), (27, 1177807), (41, 775629), (69, 460881), (123, 258543), (207, 153627), (369, 86181), (621, 51209), (943, 33723), (1107, 28727), (1249, 25461), (2829, 11241), (3747, 8487)]