28218734

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1\times {\mathrm{557}}^1$

素因数の和:979

約数の個数: 16

約数和(自身を含む): 43108848

約数和(自身を除く): 14890114

約数列:

[1, 2, 73, 146, 347, 557, 694, 1114, 25331, 40661, 50662, 81322, 193279, 386558, 14109367, 28218734]

約数ペア:

[(1, 28218734), (2, 14109367), (73, 386558), (146, 193279), (347, 81322), (557, 50662), (694, 40661), (1114, 25331)]