13238883

素因数分解:

$3^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 23319296

約数和(自身を除く): 10080413

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 181, 189, 243, 301, 387, 543, 567, 903, 1161, 1267, 1629, 1701, 2709, 3483, 3801, 4887, 7783, 8127, 10449, 11403, 14661, 23349, 24381, 34209, 43983, 54481, 70047, 73143, 102627, 163443, 210141, 307881, 490329, 630423, 1470987, 1891269, 4412961, 13238883]

約数ペア:

[(1, 13238883), (3, 4412961), (7, 1891269), (9, 1470987), (21, 630423), (27, 490329), (43, 307881), (63, 210141), (81, 163443), (129, 102627), (181, 73143), (189, 70047), (243, 54481), (301, 43983), (387, 34209), (543, 24381), (567, 23349), (903, 14661), (1161, 11403), (1267, 10449), (1629, 8127), (1701, 7783), (2709, 4887), (3483, 3801)]