29388681

素因数分解:

$3^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:770

約数の個数: 36

約数和(自身を含む): 49937472

約数和(自身を除く): 20548791

約数列:

[1, 3, 7, 9, 21, 49, 63, 103, 147, 309, 441, 647, 721, 927, 1941, 2163, 4529, 5047, 5823, 6489, 13587, 15141, 31703, 40761, 45423, 66641, 95109, 199923, 285327, 466487, 599769, 1399461, 3265409, 4198383, 9796227, 29388681]

約数ペア:

[(1, 29388681), (3, 9796227), (7, 4198383), (9, 3265409), (21, 1399461), (49, 599769), (63, 466487), (103, 285327), (147, 199923), (309, 95109), (441, 66641), (647, 45423), (721, 40761), (927, 31703), (1941, 15141), (2163, 13587), (4529, 6489), (5047, 5823)]