20171249955

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2713}}^1\times {\mathrm{9719}}^1$

素因数の和:12460

約数の個数: 48

約数和(自身を含む): 37037632320

約数和(自身を除く): 16866382365

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2713, 8139, 9719, 13565, 24417, 29157, 40695, 46121, 48595, 87471, 122085, 138363, 145785, 165223, 230605, 415089, 437355, 495669, 691815, 826115, 1487007, 2075445, 2478345, 7435035, 26367647, 79102941, 131838235, 237308823, 395514705, 448249999, 1186544115, 1344749997, 2241249995, 4034249991, 6723749985, 20171249955]

約数ペア:

[(1, 20171249955), (3, 6723749985), (5, 4034249991), (9, 2241249995), (15, 1344749997), (17, 1186544115), (45, 448249999), (51, 395514705), (85, 237308823), (153, 131838235), (255, 79102941), (765, 26367647), (2713, 7435035), (8139, 2478345), (9719, 2075445), (13565, 1487007), (24417, 826115), (29157, 691815), (40695, 495669), (46121, 437355), (48595, 415089), (87471, 230605), (122085, 165223), (138363, 145785)]