669695858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1515149}}^1$

素因数の和:1515181

約数の個数: 16

約数和(自身を含む): 1145453400

約数和(自身を除く): 475757542

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1515149, 3030298, 19696937, 25757533, 39393874, 51515066, 334847929, 669695858]

約数ペア:

[(1, 669695858), (2, 334847929), (13, 51515066), (17, 39393874), (26, 25757533), (34, 19696937), (221, 3030298), (442, 1515149)]