128321776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{6689}}^1$

素因数の和:6817

約数の個数: 40

約数和(自身を含む): 273754800

約数和(自身を除く): 145433024

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1199, 1744, 2398, 4796, 6689, 9592, 13378, 19184, 26756, 53512, 73579, 107024, 147158, 294316, 588632, 729101, 1177264, 1458202, 2916404, 5832808, 8020111, 11665616, 16040222, 32080444, 64160888, 128321776]

約数ペア:

[(1, 128321776), (2, 64160888), (4, 32080444), (8, 16040222), (11, 11665616), (16, 8020111), (22, 5832808), (44, 2916404), (88, 1458202), (109, 1177264), (176, 729101), (218, 588632), (436, 294316), (872, 147158), (1199, 107024), (1744, 73579), (2398, 53512), (4796, 26756), (6689, 19184), (9592, 13378)]