318344468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{769}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 633864000

約数和(自身を除く): 315519532

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 419, 494, 769, 838, 988, 1538, 1676, 3076, 5447, 7961, 9997, 10894, 14611, 15922, 19994, 21788, 29222, 31844, 39988, 58444, 103493, 189943, 206986, 322211, 379886, 413972, 644422, 759772, 1288844, 4188743, 6122009, 8377486, 12244018, 16754972, 24488036, 79586117, 159172234, 318344468]

約数ペア:

[(1, 318344468), (2, 159172234), (4, 79586117), (13, 24488036), (19, 16754972), (26, 12244018), (38, 8377486), (52, 6122009), (76, 4188743), (247, 1288844), (419, 759772), (494, 644422), (769, 413972), (838, 379886), (988, 322211), (1538, 206986), (1676, 189943), (3076, 103493), (5447, 58444), (7961, 39988), (9997, 31844), (10894, 29222), (14611, 21788), (15922, 19994)]