279963195

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{1451}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 472538880

約数和(自身を除く): 192575685

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 677, 1451, 2031, 3385, 4353, 7255, 10155, 12863, 21765, 27569, 38589, 64315, 82707, 137845, 192945, 413535, 982327, 2946981, 4911635, 14734905, 18664213, 55992639, 93321065, 279963195]

約数ペア:

[(1, 279963195), (3, 93321065), (5, 55992639), (15, 18664213), (19, 14734905), (57, 4911635), (95, 2946981), (285, 982327), (677, 413535), (1451, 192945), (2031, 137845), (3385, 82707), (4353, 64315), (7255, 38589), (10155, 27569), (12863, 21765)]