1388496718

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1\times {\mathrm{1499}}^1$

素因数の和:2224

約数の個数: 32

約数和(自身を含む): 2407680000

約数和(自身を除く): 1019183282

約数列:

[1, 2, 7, 14, 109, 218, 607, 763, 1214, 1499, 1526, 2998, 4249, 8498, 10493, 20986, 66163, 132326, 163391, 326782, 463141, 909893, 926282, 1143737, 1819786, 2287474, 6369251, 12738502, 99178337, 198356674, 694248359, 1388496718]

約数ペア:

[(1, 1388496718), (2, 694248359), (7, 198356674), (14, 99178337), (109, 12738502), (218, 6369251), (607, 2287474), (763, 1819786), (1214, 1143737), (1499, 926282), (1526, 909893), (2998, 463141), (4249, 326782), (8498, 163391), (10493, 132326), (20986, 66163)]