78857757

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 130178880

約数和(自身を除く): 51321123

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 121, 227, 261, 319, 363, 681, 957, 1089, 1331, 2043, 2497, 2871, 3509, 3993, 6583, 7491, 10527, 11979, 19749, 22473, 27467, 31581, 38599, 59247, 72413, 82401, 115797, 217239, 247203, 302137, 347391, 651717, 796543, 906411, 2389629, 2719233, 7168887, 8761973, 26285919, 78857757]

約数ペア:

[(1, 78857757), (3, 26285919), (9, 8761973), (11, 7168887), (29, 2719233), (33, 2389629), (87, 906411), (99, 796543), (121, 651717), (227, 347391), (261, 302137), (319, 247203), (363, 217239), (681, 115797), (957, 82401), (1089, 72413), (1331, 59247), (2043, 38599), (2497, 31581), (2871, 27467), (3509, 22473), (3993, 19749), (6583, 11979), (7491, 10527)]