16879863

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 31415664

約数和(自身を除く): 14535801

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 73, 77, 91, 121, 143, 147, 219, 231, 273, 363, 429, 511, 539, 637, 803, 847, 949, 1001, 1533, 1573, 1617, 1911, 2409, 2541, 2847, 3003, 3577, 4719, 5621, 5929, 6643, 7007, 8833, 10439, 10731, 11011, 16863, 17787, 19929, 21021, 26499, 31317, 33033, 39347, 46501, 61831, 73073, 77077, 114829, 118041, 139503, 185493, 219219, 231231, 344487, 432817, 511511, 803803, 1298451, 1534533, 2411409, 5626621, 16879863]

約数ペア:

[(1, 16879863), (3, 5626621), (7, 2411409), (11, 1534533), (13, 1298451), (21, 803803), (33, 511511), (39, 432817), (49, 344487), (73, 231231), (77, 219219), (91, 185493), (121, 139503), (143, 118041), (147, 114829), (219, 77077), (231, 73073), (273, 61831), (363, 46501), (429, 39347), (511, 33033), (539, 31317), (637, 26499), (803, 21021), (847, 19929), (949, 17787), (1001, 16863), (1533, 11011), (1573, 10731), (1617, 10439), (1911, 8833), (2409, 7007), (2541, 6643), (2847, 5929), (3003, 5621), (3577, 4719)]