68987764

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{2161}}^1$

素因数の和:2535

約数の個数: 24

約数和(自身を含む): 126399168

約数和(自身を除く): 57411404

約数列:

[1, 2, 4, 23, 46, 92, 347, 694, 1388, 2161, 4322, 7981, 8644, 15962, 31924, 49703, 99406, 198812, 749867, 1499734, 2999468, 17246941, 34493882, 68987764]

約数ペア:

[(1, 68987764), (2, 34493882), (4, 17246941), (23, 2999468), (46, 1499734), (92, 749867), (347, 198812), (694, 99406), (1388, 49703), (2161, 31924), (4322, 15962), (7981, 8644)]