61640199

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 98017920

約数和(自身を除く): 36377721

約数列:

[1, 3, 9, 19, 43, 57, 83, 101, 129, 171, 249, 303, 387, 747, 817, 909, 1577, 1919, 2451, 3569, 4343, 4731, 5757, 7353, 8383, 10707, 13029, 14193, 17271, 25149, 32121, 39087, 67811, 75447, 82517, 159277, 203433, 247551, 360469, 477831, 610299, 742653, 1081407, 1433493, 3244221, 6848911, 20546733, 61640199]

約数ペア:

[(1, 61640199), (3, 20546733), (9, 6848911), (19, 3244221), (43, 1433493), (57, 1081407), (83, 742653), (101, 610299), (129, 477831), (171, 360469), (249, 247551), (303, 203433), (387, 159277), (747, 82517), (817, 75447), (909, 67811), (1577, 39087), (1919, 32121), (2451, 25149), (3569, 17271), (4343, 14193), (4731, 13029), (5757, 10707), (7353, 8383)]