57781328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{328303}}^1$

素因数の和:328322

約数の個数: 20

約数和(自身を含む): 122129088

約数和(自身を除く): 64347760

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 328303, 656606, 1313212, 2626424, 3611333, 5252848, 7222666, 14445332, 28890664, 57781328]

約数ペア:

[(1, 57781328), (2, 28890664), (4, 14445332), (8, 7222666), (11, 5252848), (16, 3611333), (22, 2626424), (44, 1313212), (88, 656606), (176, 328303)]