1397431372

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2791}}^1$

素因数の和:2950

約数の個数: 48

約数和(自身を含む): 2600446464

約数和(自身を除く): 1203015092

約数列:

[1, 2, 4, 41, 43, 71, 82, 86, 142, 164, 172, 284, 1763, 2791, 2911, 3053, 3526, 5582, 5822, 6106, 7052, 11164, 11644, 12212, 114431, 120013, 125173, 198161, 228862, 240026, 250346, 396322, 457724, 480052, 500692, 792644, 4920533, 8124601, 8520923, 9841066, 16249202, 17041846, 19682132, 32498404, 34083692, 349357843, 698715686, 1397431372]

約数ペア:

[(1, 1397431372), (2, 698715686), (4, 349357843), (41, 34083692), (43, 32498404), (71, 19682132), (82, 17041846), (86, 16249202), (142, 9841066), (164, 8520923), (172, 8124601), (284, 4920533), (1763, 792644), (2791, 500692), (2911, 480052), (3053, 457724), (3526, 396322), (5582, 250346), (5822, 240026), (6106, 228862), (7052, 198161), (11164, 125173), (11644, 120013), (12212, 114431)]