209319941

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 241920000

約数和(自身を除く): 32600059

約数列:

[1, 19, 23, 29, 83, 199, 437, 551, 667, 1577, 1909, 2407, 3781, 4577, 5771, 12673, 16517, 36271, 45733, 55361, 86963, 109649, 132733, 313823, 379891, 478993, 1051859, 2521927, 7217929, 9100867, 11016839, 209319941]

約数ペア:

[(1, 209319941), (19, 11016839), (23, 9100867), (29, 7217929), (83, 2521927), (199, 1051859), (437, 478993), (551, 379891), (667, 313823), (1577, 132733), (1909, 109649), (2407, 86963), (3781, 55361), (4577, 45733), (5771, 36271), (12673, 16517)]