53288739

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 94617600

約数和(自身を除く): 41328861

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 79, 83, 129, 189, 237, 249, 301, 387, 553, 581, 711, 747, 903, 1161, 1659, 1743, 2133, 2241, 2709, 3397, 3569, 4977, 5229, 6557, 8127, 10191, 10707, 14931, 15687, 19671, 23779, 24983, 30573, 32121, 45899, 59013, 71337, 74949, 91719, 96363, 137697, 177039, 214011, 224847, 281951, 413091, 642033, 674541, 845853, 1239273, 1973657, 2537559, 5920971, 7612677, 17762913, 53288739]

約数ペア:

[(1, 53288739), (3, 17762913), (7, 7612677), (9, 5920971), (21, 2537559), (27, 1973657), (43, 1239273), (63, 845853), (79, 674541), (83, 642033), (129, 413091), (189, 281951), (237, 224847), (249, 214011), (301, 177039), (387, 137697), (553, 96363), (581, 91719), (711, 74949), (747, 71337), (903, 59013), (1161, 45899), (1659, 32121), (1743, 30573), (2133, 24983), (2241, 23779), (2709, 19671), (3397, 15687), (3569, 14931), (4977, 10707), (5229, 10191), (6557, 8127)]