81604908

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3271}}^1$

素因数の和:3305

約数の個数: 120

約数和(自身を含む): 266052864

約数和(自身を除く): 184447956

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 126, 132, 154, 162, 189, 198, 231, 252, 297, 308, 324, 378, 396, 462, 567, 594, 693, 756, 891, 924, 1134, 1188, 1386, 1782, 2079, 2268, 2772, 3271, 3564, 4158, 6237, 6542, 8316, 9813, 12474, 13084, 19626, 22897, 24948, 29439, 35981, 39252, 45794, 58878, 68691, 71962, 88317, 91588, 107943, 117756, 137382, 143924, 176634, 206073, 215886, 251867, 264951, 274764, 323829, 353268, 412146, 431772, 503734, 529902, 618219, 647658, 755601, 824292, 971487, 1007468, 1059804, 1236438, 1295316, 1511202, 1854657, 1942974, 2266803, 2472876, 2914461, 3022404, 3709314, 3885948, 4533606, 5828922, 6800409, 7418628, 9067212, 11657844, 13600818, 20401227, 27201636, 40802454, 81604908]

約数ペア:

[(1, 81604908), (2, 40802454), (3, 27201636), (4, 20401227), (6, 13600818), (7, 11657844), (9, 9067212), (11, 7418628), (12, 6800409), (14, 5828922), (18, 4533606), (21, 3885948), (22, 3709314), (27, 3022404), (28, 2914461), (33, 2472876), (36, 2266803), (42, 1942974), (44, 1854657), (54, 1511202), (63, 1295316), (66, 1236438), (77, 1059804), (81, 1007468), (84, 971487), (99, 824292), (108, 755601), (126, 647658), (132, 618219), (154, 529902), (162, 503734), (189, 431772), (198, 412146), (231, 353268), (252, 323829), (297, 274764), (308, 264951), (324, 251867), (378, 215886), (396, 206073), (462, 176634), (567, 143924), (594, 137382), (693, 117756), (756, 107943), (891, 91588), (924, 88317), (1134, 71962), (1188, 68691), (1386, 58878), (1782, 45794), (2079, 39252), (2268, 35981), (2772, 29439), (3271, 24948), (3564, 22897), (4158, 19626), (6237, 13084), (6542, 12474), (8316, 9813)]