31149404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 66407040

約数和(自身を除く): 35257636

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 59, 71, 118, 142, 143, 169, 236, 284, 286, 338, 572, 649, 676, 767, 781, 923, 1298, 1534, 1562, 1846, 1859, 2596, 3068, 3124, 3692, 3718, 4189, 7436, 8378, 8437, 9971, 10153, 11999, 16756, 16874, 19942, 20306, 23998, 33748, 39884, 40612, 46079, 47996, 54457, 92158, 108914, 109681, 131989, 184316, 217828, 219362, 263978, 438724, 527956, 599027, 707941, 1198054, 1415882, 2396108, 2831764, 7787351, 15574702, 31149404]

約数ペア:

[(1, 31149404), (2, 15574702), (4, 7787351), (11, 2831764), (13, 2396108), (22, 1415882), (26, 1198054), (44, 707941), (52, 599027), (59, 527956), (71, 438724), (118, 263978), (142, 219362), (143, 217828), (169, 184316), (236, 131989), (284, 109681), (286, 108914), (338, 92158), (572, 54457), (649, 47996), (676, 46079), (767, 40612), (781, 39884), (923, 33748), (1298, 23998), (1534, 20306), (1562, 19942), (1846, 16874), (1859, 16756), (2596, 11999), (3068, 10153), (3124, 9971), (3692, 8437), (3718, 8378), (4189, 7436)]