209314251

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{2371}}^1$

素因数の和:2971

約数の個数: 24

約数和(自身を含む): 320817744

約数和(自身を除く): 111503493

約数列:

[1, 3, 9, 17, 51, 153, 577, 1731, 2371, 5193, 7113, 9809, 21339, 29427, 40307, 88281, 120921, 362763, 1368067, 4104201, 12312603, 23257139, 69771417, 209314251]

約数ペア:

[(1, 209314251), (3, 69771417), (9, 23257139), (17, 12312603), (51, 4104201), (153, 1368067), (577, 362763), (1731, 120921), (2371, 88281), (5193, 40307), (7113, 29427), (9809, 21339)]