631399912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{1009}}^1$

素因数の和:1586

約数の個数: 64

約数和(自身を含む): 1394769600

約数和(自身を除く): 763369688

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 547, 572, 1009, 1094, 1144, 2018, 2188, 4036, 4376, 6017, 7111, 8072, 11099, 12034, 13117, 14222, 22198, 24068, 26234, 28444, 44396, 48136, 52468, 56888, 78221, 88792, 104936, 144287, 156442, 288574, 312884, 551923, 577148, 625768, 1103846, 1154296, 2207692, 4415384, 6071153, 7174999, 12142306, 14349998, 24284612, 28699996, 48569224, 57399992, 78924989, 157849978, 315699956, 631399912]

約数ペア:

[(1, 631399912), (2, 315699956), (4, 157849978), (8, 78924989), (11, 57399992), (13, 48569224), (22, 28699996), (26, 24284612), (44, 14349998), (52, 12142306), (88, 7174999), (104, 6071153), (143, 4415384), (286, 2207692), (547, 1154296), (572, 1103846), (1009, 625768), (1094, 577148), (1144, 551923), (2018, 312884), (2188, 288574), (4036, 156442), (4376, 144287), (6017, 104936), (7111, 88792), (8072, 78221), (11099, 56888), (12034, 52468), (13117, 48136), (14222, 44396), (22198, 28444), (24068, 26234)]