1398267

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:92

約数の個数: 48

約数和(自身を含む): 2489760

約数和(自身を除く): 1091493

約数列:

[1, 3, 9, 13, 17, 19, 37, 39, 51, 57, 111, 117, 153, 171, 221, 247, 323, 333, 481, 629, 663, 703, 741, 969, 1443, 1887, 1989, 2109, 2223, 2907, 4199, 4329, 5661, 6327, 8177, 9139, 11951, 12597, 24531, 27417, 35853, 37791, 73593, 82251, 107559, 155363, 466089, 1398267]

約数ペア:

[(1, 1398267), (3, 466089), (9, 155363), (13, 107559), (17, 82251), (19, 73593), (37, 37791), (39, 35853), (51, 27417), (57, 24531), (111, 12597), (117, 11951), (153, 9139), (171, 8177), (221, 6327), (247, 5661), (323, 4329), (333, 4199), (481, 2907), (629, 2223), (663, 2109), (703, 1989), (741, 1887), (969, 1443)]