28743169

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 38191104

約数和(自身を除く): 9447935

約数列:

[1, 7, 13, 23, 31, 91, 161, 217, 299, 403, 443, 713, 2093, 2821, 3101, 4991, 5759, 9269, 10189, 13733, 40313, 64883, 71323, 96131, 132457, 178529, 315859, 927199, 1249703, 2211013, 4106167, 28743169]

約数ペア:

[(1, 28743169), (7, 4106167), (13, 2211013), (23, 1249703), (31, 927199), (91, 315859), (161, 178529), (217, 132457), (299, 96131), (403, 71323), (443, 64883), (713, 40313), (2093, 13733), (2821, 10189), (3101, 9269), (4991, 5759)]