16947469

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2473}}^1$

素因数の和:2580

約数の個数: 16

約数和(自身を含む): 21375360

約数和(自身を除く): 4427891

約数列:

[1, 7, 11, 77, 89, 623, 979, 2473, 6853, 17311, 27203, 190421, 220097, 1540679, 2421067, 16947469]

約数ペア:

[(1, 16947469), (7, 2421067), (11, 1540679), (77, 220097), (89, 190421), (623, 27203), (979, 17311), (2473, 6853)]