23903415

素因数分解:

$3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{821}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 41547168

約数和(自身を除く): 17643753

約数列:

[1, 3, 5, 9, 15, 45, 647, 821, 1941, 2463, 3235, 4105, 5823, 7389, 9705, 12315, 29115, 36945, 531187, 1593561, 2655935, 4780683, 7967805, 23903415]

約数ペア:

[(1, 23903415), (3, 7967805), (5, 4780683), (9, 2655935), (15, 1593561), (45, 531187), (647, 36945), (821, 29115), (1941, 12315), (2463, 9705), (3235, 7389), (4105, 5823)]