202181967

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{751}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 330278400

約数和(自身を除く): 128096433

約数列:

[1, 3, 9, 13, 27, 39, 59, 117, 169, 177, 351, 507, 531, 751, 767, 1521, 1593, 2253, 2301, 4563, 6759, 6903, 9763, 9971, 20277, 20709, 29289, 29913, 44309, 87867, 89739, 126919, 132927, 263601, 269217, 380757, 398781, 576017, 1142271, 1196343, 1728051, 3426813, 5184153, 7488221, 15552459, 22464663, 67393989, 202181967]

約数ペア:

[(1, 202181967), (3, 67393989), (9, 22464663), (13, 15552459), (27, 7488221), (39, 5184153), (59, 3426813), (117, 1728051), (169, 1196343), (177, 1142271), (351, 576017), (507, 398781), (531, 380757), (751, 269217), (767, 263601), (1521, 132927), (1593, 126919), (2253, 89739), (2301, 87867), (4563, 44309), (6759, 29913), (6903, 29289), (9763, 20709), (9971, 20277)]