8161902

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 20372352

約数和(自身を除く): 12210450

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 211, 307, 422, 614, 633, 921, 1266, 1477, 1842, 1899, 2149, 2763, 2954, 3798, 4298, 4431, 5526, 6447, 8862, 12894, 13293, 19341, 26586, 38682, 64777, 129554, 194331, 388662, 453439, 582993, 906878, 1165986, 1360317, 2720634, 4080951, 8161902]

約数ペア:

[(1, 8161902), (2, 4080951), (3, 2720634), (6, 1360317), (7, 1165986), (9, 906878), (14, 582993), (18, 453439), (21, 388662), (42, 194331), (63, 129554), (126, 64777), (211, 38682), (307, 26586), (422, 19341), (614, 13293), (633, 12894), (921, 8862), (1266, 6447), (1477, 5526), (1842, 4431), (1899, 4298), (2149, 3798), (2763, 2954)]