25521000729

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{479}}^1\times {\mathrm{8779}}^1$

素因数の和:9302

約数の個数: 48

約数和(自身を含む): 41402265600

約数和(自身を除く): 15881264871

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 479, 867, 1437, 2023, 3353, 6069, 8143, 8779, 10059, 24429, 26337, 57001, 61453, 138431, 149243, 171003, 184359, 415293, 447729, 969017, 1044701, 2537131, 2907051, 3134103, 4205141, 7611393, 12615423, 17759917, 29435987, 53279751, 71487397, 88307961, 214462191, 500411779, 1215285749, 1501235337, 3645857247, 8507000243, 25521000729]

約数ペア:

[(1, 25521000729), (3, 8507000243), (7, 3645857247), (17, 1501235337), (21, 1215285749), (51, 500411779), (119, 214462191), (289, 88307961), (357, 71487397), (479, 53279751), (867, 29435987), (1437, 17759917), (2023, 12615423), (3353, 7611393), (6069, 4205141), (8143, 3134103), (8779, 2907051), (10059, 2537131), (24429, 1044701), (26337, 969017), (57001, 447729), (61453, 415293), (138431, 184359), (149243, 171003)]