211345659

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{10259}}^1$

素因数の和:10384

約数の個数: 32

約数和(自身を含む): 361152000

約数和(自身を除く): 149806341

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 2289, 2943, 6867, 10259, 20601, 30777, 71813, 92331, 215439, 276993, 646317, 1118231, 1938951, 3354693, 7827617, 10064079, 23482851, 30192237, 70448553, 211345659]

約数ペア:

[(1, 211345659), (3, 70448553), (7, 30192237), (9, 23482851), (21, 10064079), (27, 7827617), (63, 3354693), (109, 1938951), (189, 1118231), (327, 646317), (763, 276993), (981, 215439), (2289, 92331), (2943, 71813), (6867, 30777), (10259, 20601)]