1421469

素因数分解:

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

素因数の和:151

約数の個数: 40

約数和(自身を含む): 2555520

約数和(自身を除く): 1134051

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 109, 161, 189, 207, 327, 483, 567, 621, 763, 981, 1449, 1863, 2289, 2507, 2943, 4347, 6867, 7521, 8829, 13041, 17549, 20601, 22563, 52647, 61803, 67689, 157941, 203067, 473823, 1421469]

約数ペア:

[(1, 1421469), (3, 473823), (7, 203067), (9, 157941), (21, 67689), (23, 61803), (27, 52647), (63, 22563), (69, 20601), (81, 17549), (109, 13041), (161, 8829), (189, 7521), (207, 6867), (327, 4347), (483, 2943), (567, 2507), (621, 2289), (763, 1863), (981, 1449)]