1649676821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1193}}^1\times {\mathrm{6257}}^1$

素因数の和:7480

約数の個数: 16

約数和(自身を含む): 1882957104

約数和(自身を除く): 233280283

約数列:

[1, 13, 17, 221, 1193, 6257, 15509, 20281, 81341, 106369, 263653, 1382797, 7464601, 97039813, 126898217, 1649676821]

約数ペア:

[(1, 1649676821), (13, 126898217), (17, 97039813), (221, 7464601), (1193, 1382797), (6257, 263653), (15509, 106369), (20281, 81341)]