12698631

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 21690240

約数和(自身を除く): 8991609

約数列:

[1, 3, 9, 11, 19, 33, 43, 57, 99, 129, 157, 171, 209, 387, 471, 473, 627, 817, 1413, 1419, 1727, 1881, 2451, 2983, 4257, 5181, 6751, 7353, 8949, 8987, 15543, 20253, 26847, 26961, 32813, 60759, 74261, 80883, 98439, 128269, 222783, 295317, 384807, 668349, 1154421, 1410959, 4232877, 12698631]

約数ペア:

[(1, 12698631), (3, 4232877), (9, 1410959), (11, 1154421), (19, 668349), (33, 384807), (43, 295317), (57, 222783), (99, 128269), (129, 98439), (157, 80883), (171, 74261), (209, 60759), (387, 32813), (471, 26961), (473, 26847), (627, 20253), (817, 15543), (1413, 8987), (1419, 8949), (1727, 7353), (1881, 6751), (2451, 5181), (2983, 4257)]