200901921388

素因数分解:

$2^2\times 7^2\times {\mathrm{431}}^1\times {\mathrm{1009}}^1\times {\mathrm{2357}}^1$

素因数の和:3815

約数の個数: 72

約数和(自身を含む): 410508181440

約数和(自身を除く): 209606260052

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 431, 862, 1009, 1724, 2018, 2357, 3017, 4036, 4714, 6034, 7063, 9428, 12068, 14126, 16499, 21119, 28252, 32998, 42238, 49441, 65996, 84476, 98882, 115493, 197764, 230986, 434879, 461972, 869758, 1015867, 1739516, 2031734, 2378213, 3044153, 4063468, 4756426, 6088306, 7111069, 9512852, 12176612, 14222138, 16647491, 21309071, 28444276, 33294982, 42618142, 49777483, 66589964, 85236284, 99554966, 116532437, 199109932, 233064874, 466129748, 1025009803, 2050019606, 4100039212, 7175068621, 14350137242, 28700274484, 50225480347, 100450960694, 200901921388]

約数ペア:

[(1, 200901921388), (2, 100450960694), (4, 50225480347), (7, 28700274484), (14, 14350137242), (28, 7175068621), (49, 4100039212), (98, 2050019606), (196, 1025009803), (431, 466129748), (862, 233064874), (1009, 199109932), (1724, 116532437), (2018, 99554966), (2357, 85236284), (3017, 66589964), (4036, 49777483), (4714, 42618142), (6034, 33294982), (7063, 28444276), (9428, 21309071), (12068, 16647491), (14126, 14222138), (16499, 12176612), (21119, 9512852), (28252, 7111069), (32998, 6088306), (42238, 4756426), (49441, 4063468), (65996, 3044153), (84476, 2378213), (98882, 2031734), (115493, 1739516), (197764, 1015867), (230986, 869758), (434879, 461972)]