213261972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{521}}^1$

素因数の和:989

約数の個数: 96

約数和(自身を含む): 622992384

約数和(自身を除く): 409730412

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 443, 462, 521, 886, 924, 1042, 1329, 1563, 1772, 2084, 2658, 3101, 3126, 3647, 4873, 5316, 5731, 6202, 6252, 7294, 9303, 9746, 10941, 11462, 12404, 14588, 14619, 17193, 18606, 19492, 21882, 22924, 29238, 34111, 34386, 37212, 40117, 43764, 58476, 68222, 68772, 80234, 102333, 120351, 136444, 160468, 204666, 230803, 240702, 409332, 461606, 481404, 692409, 923212, 1384818, 1615621, 2538833, 2769636, 3231242, 4846863, 5077666, 6462484, 7616499, 9693726, 10155332, 15232998, 17771831, 19387452, 30465996, 35543662, 53315493, 71087324, 106630986, 213261972]

約数ペア:

[(1, 213261972), (2, 106630986), (3, 71087324), (4, 53315493), (6, 35543662), (7, 30465996), (11, 19387452), (12, 17771831), (14, 15232998), (21, 10155332), (22, 9693726), (28, 7616499), (33, 6462484), (42, 5077666), (44, 4846863), (66, 3231242), (77, 2769636), (84, 2538833), (132, 1615621), (154, 1384818), (231, 923212), (308, 692409), (443, 481404), (462, 461606), (521, 409332), (886, 240702), (924, 230803), (1042, 204666), (1329, 160468), (1563, 136444), (1772, 120351), (2084, 102333), (2658, 80234), (3101, 68772), (3126, 68222), (3647, 58476), (4873, 43764), (5316, 40117), (5731, 37212), (6202, 34386), (6252, 34111), (7294, 29238), (9303, 22924), (9746, 21882), (10941, 19492), (11462, 18606), (12404, 17193), (14588, 14619)]