2842938

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:153

約数の個数: 80

約数和(自身を含む): 7666560

約数和(自身を除く): 4823622

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 81, 109, 126, 138, 161, 162, 189, 207, 218, 322, 327, 378, 414, 483, 567, 621, 654, 763, 966, 981, 1134, 1242, 1449, 1526, 1863, 1962, 2289, 2507, 2898, 2943, 3726, 4347, 4578, 5014, 5886, 6867, 7521, 8694, 8829, 13041, 13734, 15042, 17549, 17658, 20601, 22563, 26082, 35098, 41202, 45126, 52647, 61803, 67689, 105294, 123606, 135378, 157941, 203067, 315882, 406134, 473823, 947646, 1421469, 2842938]

約数ペア:

[(1, 2842938), (2, 1421469), (3, 947646), (6, 473823), (7, 406134), (9, 315882), (14, 203067), (18, 157941), (21, 135378), (23, 123606), (27, 105294), (42, 67689), (46, 61803), (54, 52647), (63, 45126), (69, 41202), (81, 35098), (109, 26082), (126, 22563), (138, 20601), (161, 17658), (162, 17549), (189, 15042), (207, 13734), (218, 13041), (322, 8829), (327, 8694), (378, 7521), (414, 6867), (483, 5886), (567, 5014), (621, 4578), (654, 4347), (763, 3726), (966, 2943), (981, 2898), (1134, 2507), (1242, 2289), (1449, 1962), (1526, 1863)]