4457128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2557

約数の個数: 32

約数和(自身を含む): 9533160

約数和(自身を除く): 5076032

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 2521, 5042, 10084, 20168, 32773, 42857, 65546, 85714, 131092, 171428, 262184, 342856, 557141, 1114282, 2228564, 4457128]

約数ペア:

[(1, 4457128), (2, 2228564), (4, 1114282), (8, 557141), (13, 342856), (17, 262184), (26, 171428), (34, 131092), (52, 85714), (68, 65546), (104, 42857), (136, 32773), (221, 20168), (442, 10084), (884, 5042), (1768, 2521)]