221479466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 398926080

約数和(自身を除く): 177446614

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 101, 193, 202, 247, 299, 386, 437, 494, 598, 874, 1313, 1919, 2323, 2509, 2626, 3667, 3838, 4439, 4646, 5018, 5681, 7334, 8878, 11362, 19493, 24947, 30199, 38986, 44137, 47671, 49894, 57707, 60398, 84341, 88274, 95342, 115414, 168682, 253409, 370367, 448339, 506818, 573781, 740734, 896678, 1096433, 1147562, 2192866, 4814771, 5828407, 8518441, 9629542, 11656814, 17036882, 110739733, 221479466]

約数ペア:

[(1, 221479466), (2, 110739733), (13, 17036882), (19, 11656814), (23, 9629542), (26, 8518441), (38, 5828407), (46, 4814771), (101, 2192866), (193, 1147562), (202, 1096433), (247, 896678), (299, 740734), (386, 573781), (437, 506818), (494, 448339), (598, 370367), (874, 253409), (1313, 168682), (1919, 115414), (2323, 95342), (2509, 88274), (2626, 84341), (3667, 60398), (3838, 57707), (4439, 49894), (4646, 47671), (5018, 44137), (5681, 38986), (7334, 30199), (8878, 24947), (11362, 19493)]