30728511

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{659}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 50054400

約数和(自身を除く): 19325889

約数列:

[1, 3, 9, 11, 27, 33, 99, 157, 297, 471, 659, 1413, 1727, 1977, 4239, 5181, 5931, 7249, 15543, 17793, 21747, 46629, 65241, 103463, 195723, 310389, 931167, 1138093, 2793501, 3414279, 10242837, 30728511]

約数ペア:

[(1, 30728511), (3, 10242837), (9, 3414279), (11, 2793501), (27, 1138093), (33, 931167), (99, 310389), (157, 195723), (297, 103463), (471, 65241), (659, 46629), (1413, 21747), (1727, 17793), (1977, 15543), (4239, 7249), (5181, 5931)]