251188245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72493}}^1$

素因数の和:72522

約数の個数: 48

約数和(自身を含む): 542835072

約数和(自身を除く): 291646827

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 72493, 217479, 362465, 507451, 652437, 797423, 1087395, 1522353, 2392269, 2537255, 3262185, 3987115, 4567059, 5581961, 7176807, 7611765, 11961345, 16745883, 22835295, 27909805, 35884035, 50237649, 83729415, 251188245]

約数ペア:

[(1, 251188245), (3, 83729415), (5, 50237649), (7, 35884035), (9, 27909805), (11, 22835295), (15, 16745883), (21, 11961345), (33, 7611765), (35, 7176807), (45, 5581961), (55, 4567059), (63, 3987115), (77, 3262185), (99, 2537255), (105, 2392269), (165, 1522353), (231, 1087395), (315, 797423), (385, 652437), (495, 507451), (693, 362465), (1155, 217479), (3465, 72493)]