202809985

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1789}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 288691200

約数和(自身を除く): 85881215

約数列:

[1, 5, 7, 35, 41, 79, 205, 287, 395, 553, 1435, 1789, 2765, 3239, 8945, 12523, 16195, 22673, 62615, 73349, 113365, 141331, 366745, 513443, 706655, 989317, 2567215, 4946585, 5794571, 28972855, 40561997, 202809985]

約数ペア:

[(1, 202809985), (5, 40561997), (7, 28972855), (35, 5794571), (41, 4946585), (79, 2567215), (205, 989317), (287, 706655), (395, 513443), (553, 366745), (1435, 141331), (1789, 113365), (2765, 73349), (3239, 62615), (8945, 22673), (12523, 16195)]