196008759

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:640

約数の個数: 36

約数和(自身を含む): 303156360

約数和(自身を除く): 107147601

約数列:

[1, 3, 9, 17, 51, 153, 179, 289, 421, 537, 867, 1263, 1611, 2601, 3043, 3789, 7157, 9129, 21471, 27387, 51731, 64413, 75359, 121669, 155193, 226077, 365007, 465579, 678231, 1095021, 1281103, 3843309, 11529927, 21778751, 65336253, 196008759]

約数ペア:

[(1, 196008759), (3, 65336253), (9, 21778751), (17, 11529927), (51, 3843309), (153, 1281103), (179, 1095021), (289, 678231), (421, 465579), (537, 365007), (867, 226077), (1263, 155193), (1611, 121669), (2601, 75359), (3043, 64413), (3789, 51731), (7157, 27387), (9129, 21471)]