28971332

素因数分解:

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

素因数の和:2568

約数の個数: 36

約数和(自身を含む): 58152276

約数和(自身を除く): 29180944

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 2521, 2873, 5042, 5746, 10084, 11492, 32773, 42857, 65546, 85714, 131092, 171428, 426049, 557141, 852098, 1114282, 1704196, 2228564, 7242833, 14485666, 28971332]

約数ペア:

[(1, 28971332), (2, 14485666), (4, 7242833), (13, 2228564), (17, 1704196), (26, 1114282), (34, 852098), (52, 557141), (68, 426049), (169, 171428), (221, 131092), (338, 85714), (442, 65546), (676, 42857), (884, 32773), (2521, 11492), (2873, 10084), (5042, 5746)]