19125153

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 60

約数和(自身を含む): 32689360

約数和(自身を除く): 13564207

約数列:

[1, 3, 9, 17, 19, 27, 43, 51, 57, 81, 129, 153, 171, 289, 323, 387, 459, 513, 731, 817, 867, 969, 1161, 1377, 1539, 2193, 2451, 2601, 2907, 3483, 5491, 6579, 7353, 7803, 8721, 12427, 13889, 16473, 19737, 22059, 23409, 26163, 37281, 41667, 49419, 59211, 66177, 111843, 125001, 148257, 236113, 335529, 375003, 444771, 708339, 1006587, 1125009, 2125017, 6375051, 19125153]

約数ペア:

[(1, 19125153), (3, 6375051), (9, 2125017), (17, 1125009), (19, 1006587), (27, 708339), (43, 444771), (51, 375003), (57, 335529), (81, 236113), (129, 148257), (153, 125001), (171, 111843), (289, 66177), (323, 59211), (387, 49419), (459, 41667), (513, 37281), (731, 26163), (817, 23409), (867, 22059), (969, 19737), (1161, 16473), (1377, 13889), (1539, 12427), (2193, 8721), (2451, 7803), (2601, 7353), (2907, 6579), (3483, 5491)]