90487395

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{797}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 166813920

約数和(自身を除く): 76326525

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 797, 841, 1305, 2391, 2523, 3915, 3985, 4205, 7173, 7569, 11955, 12615, 21519, 22707, 23113, 35865, 37845, 69339, 107595, 113535, 115565, 208017, 346695, 624051, 670277, 1040085, 2010831, 3120255, 3351385, 6032493, 10054155, 18097479, 30162465, 90487395]

約数ペア:

[(1, 90487395), (3, 30162465), (5, 18097479), (9, 10054155), (15, 6032493), (27, 3351385), (29, 3120255), (45, 2010831), (87, 1040085), (135, 670277), (145, 624051), (261, 346695), (435, 208017), (783, 115565), (797, 113535), (841, 107595), (1305, 69339), (2391, 37845), (2523, 35865), (3915, 23113), (3985, 22707), (4205, 21519), (7173, 12615), (7569, 11955)]