121125969

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:124

約数の個数: 72

約数和(自身を含む): 205861920

約数和(自身を除く): 84735951

約数列:

[1, 3, 9, 17, 19, 27, 43, 51, 57, 129, 153, 171, 289, 323, 361, 387, 459, 513, 731, 817, 867, 969, 1083, 1161, 2193, 2451, 2601, 2907, 3249, 5491, 6137, 6579, 7353, 7803, 8721, 9747, 12427, 13889, 15523, 16473, 18411, 19737, 22059, 37281, 41667, 46569, 49419, 55233, 104329, 111843, 125001, 139707, 148257, 165699, 236113, 263891, 312987, 335529, 375003, 419121, 708339, 791673, 938961, 2125017, 2375019, 2816883, 4486147, 6375051, 7125057, 13458441, 40375323, 121125969]

約数ペア:

[(1, 121125969), (3, 40375323), (9, 13458441), (17, 7125057), (19, 6375051), (27, 4486147), (43, 2816883), (51, 2375019), (57, 2125017), (129, 938961), (153, 791673), (171, 708339), (289, 419121), (323, 375003), (361, 335529), (387, 312987), (459, 263891), (513, 236113), (731, 165699), (817, 148257), (867, 139707), (969, 125001), (1083, 111843), (1161, 104329), (2193, 55233), (2451, 49419), (2601, 46569), (2907, 41667), (3249, 37281), (5491, 22059), (6137, 19737), (6579, 18411), (7353, 16473), (7803, 15523), (8721, 13889), (9747, 12427)]