212912316

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1871}}^1$

素因数の和:2019

約数の個数: 72

約数和(自身を含む): 562161600

約数和(自身を除く): 349249284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 109, 116, 174, 218, 261, 327, 348, 436, 522, 654, 981, 1044, 1308, 1871, 1962, 3161, 3742, 3924, 5613, 6322, 7484, 9483, 11226, 12644, 16839, 18966, 22452, 28449, 33678, 37932, 54259, 56898, 67356, 108518, 113796, 162777, 203939, 217036, 325554, 407878, 488331, 611817, 651108, 815756, 976662, 1223634, 1835451, 1953324, 2447268, 3670902, 5914231, 7341804, 11828462, 17742693, 23656924, 35485386, 53228079, 70970772, 106456158, 212912316]

約数ペア:

[(1, 212912316), (2, 106456158), (3, 70970772), (4, 53228079), (6, 35485386), (9, 23656924), (12, 17742693), (18, 11828462), (29, 7341804), (36, 5914231), (58, 3670902), (87, 2447268), (109, 1953324), (116, 1835451), (174, 1223634), (218, 976662), (261, 815756), (327, 651108), (348, 611817), (436, 488331), (522, 407878), (654, 325554), (981, 217036), (1044, 203939), (1308, 162777), (1871, 113796), (1962, 108518), (3161, 67356), (3742, 56898), (3924, 54259), (5613, 37932), (6322, 33678), (7484, 28449), (9483, 22452), (11226, 18966), (12644, 16839)]