1620813726

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{62143}}^1$

素因数の和:62187

約数の個数: 80

約数和(自身を含む): 4331188224

約数和(自身を除く): 2710374498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 81, 126, 138, 161, 162, 189, 207, 322, 378, 414, 483, 567, 621, 966, 1134, 1242, 1449, 1863, 2898, 3726, 4347, 8694, 13041, 26082, 62143, 124286, 186429, 372858, 435001, 559287, 870002, 1118574, 1305003, 1429289, 1677861, 2610006, 2858578, 3355722, 3915009, 4287867, 5033583, 7830018, 8575734, 10005023, 10067166, 11745027, 12863601, 20010046, 23490054, 25727202, 30015069, 35235081, 38590803, 60030138, 70470162, 77181606, 90045207, 115772409, 180090414, 231544818, 270135621, 540271242, 810406863, 1620813726]

約数ペア:

[(1, 1620813726), (2, 810406863), (3, 540271242), (6, 270135621), (7, 231544818), (9, 180090414), (14, 115772409), (18, 90045207), (21, 77181606), (23, 70470162), (27, 60030138), (42, 38590803), (46, 35235081), (54, 30015069), (63, 25727202), (69, 23490054), (81, 20010046), (126, 12863601), (138, 11745027), (161, 10067166), (162, 10005023), (189, 8575734), (207, 7830018), (322, 5033583), (378, 4287867), (414, 3915009), (483, 3355722), (567, 2858578), (621, 2610006), (966, 1677861), (1134, 1429289), (1242, 1305003), (1449, 1118574), (1863, 870002), (2898, 559287), (3726, 435001), (4347, 372858), (8694, 186429), (13041, 124286), (26082, 62143)]