388519335

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13903}}^1$

素因数の和:13946

約数の個数: 48

約数和(自身を含む): 728792064

約数和(自身を除く): 340272729

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 1035, 1215, 1863, 3105, 5589, 9315, 13903, 27945, 41709, 69515, 125127, 208545, 319769, 375381, 625635, 959307, 1126143, 1598845, 1876905, 2877921, 3378429, 4796535, 5630715, 8633763, 14389605, 16892145, 25901289, 43168815, 77703867, 129506445, 388519335]

約数ペア:

[(1, 388519335), (3, 129506445), (5, 77703867), (9, 43168815), (15, 25901289), (23, 16892145), (27, 14389605), (45, 8633763), (69, 5630715), (81, 4796535), (115, 3378429), (135, 2877921), (207, 1876905), (243, 1598845), (345, 1126143), (405, 959307), (621, 625635), (1035, 375381), (1215, 319769), (1863, 208545), (3105, 125127), (5589, 69515), (9315, 41709), (13903, 27945)]