215857636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 410417280

約数和(自身を除く): 194559644

約数列:

[1, 2, 4, 17, 34, 59, 68, 118, 173, 236, 311, 346, 622, 692, 1003, 1244, 2006, 2941, 4012, 5287, 5882, 10207, 10574, 11764, 18349, 20414, 21148, 36698, 40828, 53803, 73396, 107606, 173519, 215212, 311933, 347038, 623866, 694076, 914651, 1247732, 1829302, 3174377, 3658604, 6348754, 12697508, 53964409, 107928818, 215857636]

約数ペア:

[(1, 215857636), (2, 107928818), (4, 53964409), (17, 12697508), (34, 6348754), (59, 3658604), (68, 3174377), (118, 1829302), (173, 1247732), (236, 914651), (311, 694076), (346, 623866), (622, 347038), (692, 311933), (1003, 215212), (1244, 173519), (2006, 107606), (2941, 73396), (4012, 53803), (5287, 40828), (5882, 36698), (10207, 21148), (10574, 20414), (11764, 18349)]