121405288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{21587}}^1$

素因数の和:21649

約数の個数: 32

約数和(自身を含む): 246103200

約数和(自身を除く): 124697912

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 5624, 21587, 43174, 86348, 172696, 410153, 798719, 820306, 1597438, 1640612, 3194876, 3281224, 6389752, 15175661, 30351322, 60702644, 121405288]

約数ペア:

[(1, 121405288), (2, 60702644), (4, 30351322), (8, 15175661), (19, 6389752), (37, 3281224), (38, 3194876), (74, 1640612), (76, 1597438), (148, 820306), (152, 798719), (296, 410153), (703, 172696), (1406, 86348), (2812, 43174), (5624, 21587)]