28517412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4409}}^1$

素因数の和:4441

約数の個数: 72

約数和(自身を含む): 84460320

約数和(自身を除く): 55942908

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 2156, 3234, 4409, 6468, 8818, 13227, 17636, 26454, 30863, 48499, 52908, 61726, 92589, 96998, 123452, 145497, 185178, 193996, 216041, 290994, 339493, 370356, 432082, 581988, 648123, 678986, 864164, 1018479, 1296246, 1357972, 2036958, 2376451, 2592492, 4073916, 4752902, 7129353, 9505804, 14258706, 28517412]

約数ペア:

[(1, 28517412), (2, 14258706), (3, 9505804), (4, 7129353), (6, 4752902), (7, 4073916), (11, 2592492), (12, 2376451), (14, 2036958), (21, 1357972), (22, 1296246), (28, 1018479), (33, 864164), (42, 678986), (44, 648123), (49, 581988), (66, 432082), (77, 370356), (84, 339493), (98, 290994), (132, 216041), (147, 193996), (154, 185178), (196, 145497), (231, 123452), (294, 96998), (308, 92589), (462, 61726), (539, 52908), (588, 48499), (924, 30863), (1078, 26454), (1617, 17636), (2156, 13227), (3234, 8818), (4409, 6468)]