72491498

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{11027}}^1$

素因数の和:11221

約数の個数: 16

約数和(自身を含む): 115132320

約数和(自身を除く): 42640822

約数列:

[1, 2, 19, 38, 173, 346, 3287, 6574, 11027, 22054, 209513, 419026, 1907671, 3815342, 36245749, 72491498]

約数ペア:

[(1, 72491498), (2, 36245749), (19, 3815342), (38, 1907671), (173, 419026), (346, 209513), (3287, 22054), (6574, 11027)]