11975715

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2063}}^1$

素因数の和:2120

約数の個数: 32

約数和(自身を含む): 21795840

約数和(自身を除く): 9820125

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 2063, 5805, 6189, 10315, 18567, 30945, 55701, 88709, 92835, 266127, 278505, 443545, 798381, 1330635, 2395143, 3991905, 11975715]

約数ペア:

[(1, 11975715), (3, 3991905), (5, 2395143), (9, 1330635), (15, 798381), (27, 443545), (43, 278505), (45, 266127), (129, 92835), (135, 88709), (215, 55701), (387, 30945), (645, 18567), (1161, 10315), (1935, 6189), (2063, 5805)]