31132816

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1237}}^1$

素因数の和:1280

約数の個数: 60

約数和(自身を含む): 71459836

約数和(自身を除く): 40327020

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 484, 572, 968, 1144, 1237, 1573, 1936, 2288, 2474, 3146, 4948, 6292, 9896, 12584, 13607, 16081, 19792, 25168, 27214, 32162, 54428, 64324, 108856, 128648, 149677, 176891, 217712, 257296, 299354, 353782, 598708, 707564, 1197416, 1415128, 1945801, 2394832, 2830256, 3891602, 7783204, 15566408, 31132816]

約数ペア:

[(1, 31132816), (2, 15566408), (4, 7783204), (8, 3891602), (11, 2830256), (13, 2394832), (16, 1945801), (22, 1415128), (26, 1197416), (44, 707564), (52, 598708), (88, 353782), (104, 299354), (121, 257296), (143, 217712), (176, 176891), (208, 149677), (242, 128648), (286, 108856), (484, 64324), (572, 54428), (968, 32162), (1144, 27214), (1237, 25168), (1573, 19792), (1936, 16081), (2288, 13607), (2474, 12584), (3146, 9896), (4948, 6292)]