1299392

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 28

約数和(自身を含む): 2621280

約数和(自身を除く): 1321888

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 257, 316, 514, 632, 1028, 1264, 2056, 2528, 4112, 5056, 8224, 16448, 20303, 40606, 81212, 162424, 324848, 649696, 1299392]

約数ペア:

[(1, 1299392), (2, 649696), (4, 324848), (8, 162424), (16, 81212), (32, 40606), (64, 20303), (79, 16448), (158, 8224), (257, 5056), (316, 4112), (514, 2528), (632, 2056), (1028, 1264)]