81214322

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1447}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 147348480

約数和(自身を除く): 66134158

約数列:

[1, 2, 7, 14, 19, 38, 133, 211, 266, 422, 1447, 1477, 2894, 2954, 4009, 8018, 10129, 20258, 27493, 28063, 54986, 56126, 192451, 305317, 384902, 610634, 2137219, 4274438, 5801023, 11602046, 40607161, 81214322]

約数ペア:

[(1, 81214322), (2, 40607161), (7, 11602046), (14, 5801023), (19, 4274438), (38, 2137219), (133, 610634), (211, 384902), (266, 305317), (422, 192451), (1447, 56126), (1477, 54986), (2894, 28063), (2954, 27493), (4009, 20258), (8018, 10129)]