15181587

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 24567840

約数和(自身を除く): 9386253

約数列:

[1, 3, 9, 23, 27, 29, 69, 81, 87, 207, 261, 281, 621, 667, 783, 843, 1863, 2001, 2349, 2529, 6003, 6463, 7587, 8149, 18009, 19389, 22761, 24447, 54027, 58167, 73341, 174501, 187427, 220023, 523503, 562281, 660069, 1686843, 5060529, 15181587]

約数ペア:

[(1, 15181587), (3, 5060529), (9, 1686843), (23, 660069), (27, 562281), (29, 523503), (69, 220023), (81, 187427), (87, 174501), (207, 73341), (261, 58167), (281, 54027), (621, 24447), (667, 22761), (783, 19389), (843, 18009), (1863, 8149), (2001, 7587), (2349, 6463), (2529, 6003)]