87125697

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 147507360

約数和(自身を除く): 60381663

約数列:

[1, 3, 9, 17, 19, 41, 43, 51, 57, 123, 129, 153, 171, 289, 323, 369, 387, 697, 731, 779, 817, 867, 969, 1763, 2091, 2193, 2337, 2451, 2601, 2907, 5289, 5491, 6273, 6579, 7011, 7353, 11849, 12427, 13243, 13889, 15867, 16473, 29971, 33497, 35547, 37281, 39729, 41667, 49419, 89913, 100491, 106641, 111843, 119187, 125001, 225131, 236113, 269739, 301473, 509507, 569449, 675393, 708339, 1528521, 1708347, 2026179, 2125017, 4585563, 5125041, 9680633, 29041899, 87125697]

約数ペア:

[(1, 87125697), (3, 29041899), (9, 9680633), (17, 5125041), (19, 4585563), (41, 2125017), (43, 2026179), (51, 1708347), (57, 1528521), (123, 708339), (129, 675393), (153, 569449), (171, 509507), (289, 301473), (323, 269739), (369, 236113), (387, 225131), (697, 125001), (731, 119187), (779, 111843), (817, 106641), (867, 100491), (969, 89913), (1763, 49419), (2091, 41667), (2193, 39729), (2337, 37281), (2451, 35547), (2601, 33497), (2907, 29971), (5289, 16473), (5491, 15867), (6273, 13889), (6579, 13243), (7011, 12427), (7353, 11849)]