81965268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29569}}^1$

素因数の和:29597

約数の個数: 72

約数和(自身を含む): 258323520

約数和(自身を除く): 176358252

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 29569, 59138, 88707, 118276, 177414, 206983, 266121, 325259, 354828, 413966, 532242, 620949, 650518, 827932, 975777, 1064484, 1241898, 1301036, 1862847, 1951554, 2276813, 2483796, 2927331, 3725694, 3903108, 4553626, 5854662, 6830439, 7451388, 9107252, 11709324, 13660878, 20491317, 27321756, 40982634, 81965268]

約数ペア:

[(1, 81965268), (2, 40982634), (3, 27321756), (4, 20491317), (6, 13660878), (7, 11709324), (9, 9107252), (11, 7451388), (12, 6830439), (14, 5854662), (18, 4553626), (21, 3903108), (22, 3725694), (28, 2927331), (33, 2483796), (36, 2276813), (42, 1951554), (44, 1862847), (63, 1301036), (66, 1241898), (77, 1064484), (84, 975777), (99, 827932), (126, 650518), (132, 620949), (154, 532242), (198, 413966), (231, 354828), (252, 325259), (308, 266121), (396, 206983), (462, 177414), (693, 118276), (924, 88707), (1386, 59138), (2772, 29569)]