445978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 763560

約数和(自身を除く): 317582

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1009, 2018, 13117, 17153, 26234, 34306, 222989, 445978]

約数ペア:

[(1, 445978), (2, 222989), (13, 34306), (17, 26234), (26, 17153), (34, 13117), (221, 2018), (442, 1009)]