217624988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1867}}^1$

素因数の和:2082

約数の個数: 48

約数和(自身を含む): 456927744

約数和(自身を除く): 239302756

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 181, 322, 362, 644, 724, 1267, 1867, 2534, 3734, 4163, 5068, 7468, 8326, 13069, 16652, 26138, 29141, 42941, 52276, 58282, 85882, 116564, 171764, 300587, 337927, 601174, 675854, 1202348, 1351708, 2365489, 4730978, 7772321, 9461956, 15544642, 31089284, 54406247, 108812494, 217624988]

約数ペア:

[(1, 217624988), (2, 108812494), (4, 54406247), (7, 31089284), (14, 15544642), (23, 9461956), (28, 7772321), (46, 4730978), (92, 2365489), (161, 1351708), (181, 1202348), (322, 675854), (362, 601174), (644, 337927), (724, 300587), (1267, 171764), (1867, 116564), (2534, 85882), (3734, 58282), (4163, 52276), (5068, 42941), (7468, 29141), (8326, 26138), (13069, 16652)]