13187937

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 22280832

約数和(自身を除く): 9092895

約数列:

[1, 3, 7, 17, 21, 41, 51, 53, 119, 123, 159, 287, 289, 357, 371, 697, 861, 867, 901, 1113, 2023, 2091, 2173, 2703, 4879, 6069, 6307, 6519, 11849, 14637, 15211, 15317, 18921, 35547, 36941, 45633, 45951, 82943, 107219, 110823, 248829, 258587, 321657, 627997, 775761, 1883991, 4395979, 13187937]

約数ペア:

[(1, 13187937), (3, 4395979), (7, 1883991), (17, 775761), (21, 627997), (41, 321657), (51, 258587), (53, 248829), (119, 110823), (123, 107219), (159, 82943), (287, 45951), (289, 45633), (357, 36941), (371, 35547), (697, 18921), (861, 15317), (867, 15211), (901, 14637), (1113, 11849), (2023, 6519), (2091, 6307), (2173, 6069), (2703, 4879)]