213878036

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{3019}}^1$

素因数の和:3311

約数の個数: 24

約数和(自身を含む): 380520000

約数和(自身を除く): 166641964

約数列:

[1, 2, 4, 89, 178, 199, 356, 398, 796, 3019, 6038, 12076, 17711, 35422, 70844, 268691, 537382, 600781, 1074764, 1201562, 2403124, 53469509, 106939018, 213878036]

約数ペア:

[(1, 213878036), (2, 106939018), (4, 53469509), (89, 2403124), (178, 1201562), (199, 1074764), (356, 600781), (398, 537382), (796, 268691), (3019, 70844), (6038, 35422), (12076, 17711)]