201722121

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 314496000

約数和(自身を除く): 112773879

約数列:

[1, 3, 9, 23, 59, 69, 83, 177, 199, 207, 249, 531, 597, 747, 1357, 1791, 1909, 4071, 4577, 4897, 5727, 11741, 12213, 13731, 14691, 16517, 17181, 35223, 41193, 44073, 49551, 105669, 112631, 148653, 270043, 337893, 379891, 810129, 974503, 1013679, 1139673, 2430387, 2923509, 3419019, 8770527, 22413569, 67240707, 201722121]

約数ペア:

[(1, 201722121), (3, 67240707), (9, 22413569), (23, 8770527), (59, 3419019), (69, 2923509), (83, 2430387), (177, 1139673), (199, 1013679), (207, 974503), (249, 810129), (531, 379891), (597, 337893), (747, 270043), (1357, 148653), (1791, 112631), (1909, 105669), (4071, 49551), (4577, 44073), (4897, 41193), (5727, 35223), (11741, 17181), (12213, 16517), (13731, 14691)]