131425415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 179131392

約数和(自身を除く): 47705977

約数列:

[1, 5, 11, 43, 55, 61, 215, 305, 473, 671, 911, 2365, 2623, 3355, 4555, 10021, 13115, 28853, 39173, 50105, 55571, 144265, 195865, 277855, 430903, 611281, 2154515, 2389553, 3056405, 11947765, 26285083, 131425415]

約数ペア:

[(1, 131425415), (5, 26285083), (11, 11947765), (43, 3056405), (55, 2389553), (61, 2154515), (215, 611281), (305, 430903), (473, 277855), (671, 195865), (911, 144265), (2365, 55571), (2623, 50105), (3355, 39173), (4555, 28853), (10021, 13115)]