1329883136

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{20947}}^1$

素因数の和:21000

約数の個数: 48

約数和(自身を含む): 2745025920

約数和(自身を除く): 1415142784

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 3968, 7936, 15872, 20947, 31744, 41894, 63488, 83788, 167576, 335152, 649357, 670304, 1298714, 1340608, 2597428, 2681216, 5194856, 5362432, 10389712, 10724864, 20779424, 21449728, 41558848, 42899456, 83117696, 166235392, 332470784, 664941568, 1329883136]

約数ペア:

[(1, 1329883136), (2, 664941568), (4, 332470784), (8, 166235392), (16, 83117696), (31, 42899456), (32, 41558848), (62, 21449728), (64, 20779424), (124, 10724864), (128, 10389712), (248, 5362432), (256, 5194856), (496, 2681216), (512, 2597428), (992, 1340608), (1024, 1298714), (1984, 670304), (2048, 649357), (3968, 335152), (7936, 167576), (15872, 83788), (20947, 63488), (31744, 41894)]