72920871

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2011}}^1$

素因数の和:2116

約数の個数: 32

約数和(自身を含む): 115891200

約数和(自身を除く): 42970329

約数列:

[1, 3, 9, 17, 27, 51, 79, 153, 237, 459, 711, 1343, 2011, 2133, 4029, 6033, 12087, 18099, 34187, 36261, 54297, 102561, 158869, 307683, 476607, 923049, 1429821, 2700773, 4289463, 8102319, 24306957, 72920871]

約数ペア:

[(1, 72920871), (3, 24306957), (9, 8102319), (17, 4289463), (27, 2700773), (51, 1429821), (79, 923049), (153, 476607), (237, 307683), (459, 158869), (711, 102561), (1343, 54297), (2011, 36261), (2133, 34187), (4029, 18099), (6033, 12087)]