22180905

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3821}}^1$

素因数の和:3878

約数の個数: 32

約数和(自身を含む): 40360320

約数和(自身を除く): 18179415

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 3821, 5805, 11463, 19105, 34389, 57315, 103167, 164303, 171945, 492909, 515835, 821515, 1478727, 2464545, 4436181, 7393635, 22180905]

約数ペア:

[(1, 22180905), (3, 7393635), (5, 4436181), (9, 2464545), (15, 1478727), (27, 821515), (43, 515835), (45, 492909), (129, 171945), (135, 164303), (215, 103167), (387, 57315), (645, 34389), (1161, 19105), (1935, 11463), (3821, 5805)]