40438521

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:283

約数の個数: 40

約数和(自身を含む): 63121344

約数和(自身を除く): 22682823

約数列:

[1, 3, 9, 27, 37, 81, 103, 111, 131, 309, 333, 393, 927, 999, 1179, 2781, 2997, 3537, 3811, 4847, 8343, 10611, 11433, 13493, 14541, 34299, 40479, 43623, 102897, 121437, 130869, 308691, 364311, 392607, 499241, 1092933, 1497723, 4493169, 13479507, 40438521]

約数ペア:

[(1, 40438521), (3, 13479507), (9, 4493169), (27, 1497723), (37, 1092933), (81, 499241), (103, 392607), (111, 364311), (131, 308691), (309, 130869), (333, 121437), (393, 102897), (927, 43623), (999, 40479), (1179, 34299), (2781, 14541), (2997, 13493), (3537, 11433), (3811, 10611), (4847, 8343)]