1330578774

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{20269}}^1$

素因数の和:20805

約数の個数: 48

約数和(自身を含む): 3301253280

約数和(自身を除く): 1970674506

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 521, 1042, 1563, 3126, 3647, 4689, 7294, 9378, 10941, 20269, 21882, 32823, 40538, 60807, 65646, 121614, 141883, 182421, 283766, 364842, 425649, 851298, 1276947, 2553894, 10560149, 21120298, 31680447, 63360894, 73921043, 95041341, 147842086, 190082682, 221763129, 443526258, 665289387, 1330578774]

約数ペア:

[(1, 1330578774), (2, 665289387), (3, 443526258), (6, 221763129), (7, 190082682), (9, 147842086), (14, 95041341), (18, 73921043), (21, 63360894), (42, 31680447), (63, 21120298), (126, 10560149), (521, 2553894), (1042, 1276947), (1563, 851298), (3126, 425649), (3647, 364842), (4689, 283766), (7294, 182421), (9378, 141883), (10941, 121614), (20269, 65646), (21882, 60807), (32823, 40538)]