31480406

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{2671}}^1$

素因数の和:2827

約数の個数: 16

約数和(自身を含む): 48480768

約数和(自身を除く): 17000362

約数列:

[1, 2, 71, 83, 142, 166, 2671, 5342, 5893, 11786, 189641, 221693, 379282, 443386, 15740203, 31480406]

約数ペア:

[(1, 31480406), (2, 15740203), (71, 443386), (83, 379282), (142, 221693), (166, 189641), (2671, 11786), (5342, 5893)]