1285875984976

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{664192141}}^1$

素因数の和:664192171

約数の個数: 30

約数和(自身を含む): 2738464201466

約数和(自身を除く): 1452588216490

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 664192141, 1328384282, 2656768564, 5313537128, 7306113551, 10627074256, 14612227102, 29224454204, 58448908408, 80367249061, 116897816816, 160734498122, 321468996244, 642937992488, 1285875984976]

約数ペア:

[(1, 1285875984976), (2, 642937992488), (4, 321468996244), (8, 160734498122), (11, 116897816816), (16, 80367249061), (22, 58448908408), (44, 29224454204), (88, 14612227102), (121, 10627074256), (176, 7306113551), (242, 5313537128), (484, 2656768564), (968, 1328384282), (1936, 664192141)]