212328861

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 307587456

約数和(自身を除く): 95258595

約数列:

[1, 3, 17, 51, 61, 131, 183, 393, 521, 1037, 1563, 2227, 3111, 6681, 7991, 8857, 23973, 26571, 31781, 68251, 95343, 135847, 204753, 407541, 540277, 1160267, 1620831, 3480801, 4163311, 12489933, 70776287, 212328861]

約数ペア:

[(1, 212328861), (3, 70776287), (17, 12489933), (51, 4163311), (61, 3480801), (131, 1620831), (183, 1160267), (393, 540277), (521, 407541), (1037, 204753), (1563, 135847), (2227, 95343), (3111, 68251), (6681, 31781), (7991, 26571), (8857, 23973)]