6997305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 12939264

約数和(自身を除く): 5941959

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 647, 721, 1545, 1941, 2163, 3235, 3605, 4529, 9705, 10815, 13587, 22645, 66641, 67935, 199923, 333205, 466487, 999615, 1399461, 2332435, 6997305]

約数ペア:

[(1, 6997305), (3, 2332435), (5, 1399461), (7, 999615), (15, 466487), (21, 333205), (35, 199923), (103, 67935), (105, 66641), (309, 22645), (515, 13587), (647, 10815), (721, 9705), (1545, 4529), (1941, 3605), (2163, 3235)]