18135735

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 30566592

約数和(自身を除く): 12430857

約数列:

[1, 3, 5, 15, 37, 41, 111, 123, 185, 205, 555, 615, 797, 1517, 2391, 3985, 4551, 7585, 11955, 22755, 29489, 32677, 88467, 98031, 147445, 163385, 442335, 490155, 1209049, 3627147, 6045245, 18135735]

約数ペア:

[(1, 18135735), (3, 6045245), (5, 3627147), (15, 1209049), (37, 490155), (41, 442335), (111, 163385), (123, 147445), (185, 98031), (205, 88467), (555, 32677), (615, 29489), (797, 22755), (1517, 11955), (2391, 7585), (3985, 4551)]