821014770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{106487}}^1$

素因数の和:106754

約数の個数: 32

約数和(自身を含む): 1978121088

約数和(自身を除く): 1157106318

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 106487, 212974, 319461, 532435, 638922, 1064870, 1597305, 3194610, 27367159, 54734318, 82101477, 136835795, 164202954, 273671590, 410507385, 821014770]

約数ペア:

[(1, 821014770), (2, 410507385), (3, 273671590), (5, 164202954), (6, 136835795), (10, 82101477), (15, 54734318), (30, 27367159), (257, 3194610), (514, 1597305), (771, 1064870), (1285, 638922), (1542, 532435), (2570, 319461), (3855, 212974), (7710, 106487)]