28411790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1493}}^1$

素因数の和:1684

約数の個数: 32

約数和(自身を含む): 56150496

約数和(自身を除く): 27738706

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 173, 346, 865, 1493, 1730, 1903, 2986, 3806, 7465, 9515, 14930, 16423, 19030, 32846, 82115, 164230, 258289, 516578, 1291445, 2582890, 2841179, 5682358, 14205895, 28411790]

約数ペア:

[(1, 28411790), (2, 14205895), (5, 5682358), (10, 2841179), (11, 2582890), (22, 1291445), (55, 516578), (110, 258289), (173, 164230), (346, 82115), (865, 32846), (1493, 19030), (1730, 16423), (1903, 14930), (2986, 9515), (3806, 7465)]