42706209

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{503}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 70447104

約数和(自身を除く): 27740895

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 311, 503, 933, 1509, 2177, 3521, 4043, 6531, 6539, 10563, 12129, 19617, 28301, 45773, 84903, 137319, 156433, 469299, 1095031, 2033629, 3285093, 6100887, 14235403, 42706209]

約数ペア:

[(1, 42706209), (3, 14235403), (7, 6100887), (13, 3285093), (21, 2033629), (39, 1095031), (91, 469299), (273, 156433), (311, 137319), (503, 84903), (933, 45773), (1509, 28301), (2177, 19617), (3521, 12129), (4043, 10563), (6531, 6539)]