208065039

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{3271}}^1$

素因数の和:3527

約数の個数: 32

約数和(自身を含む): 343010304

約数和(自身を除く): 134945265

約数列:

[1, 3, 7, 13, 21, 39, 91, 233, 273, 699, 1631, 3029, 3271, 4893, 9087, 9813, 21203, 22897, 42523, 63609, 68691, 127569, 297661, 762143, 892983, 2286429, 5335001, 9907859, 16005003, 29723577, 69355013, 208065039]

約数ペア:

[(1, 208065039), (3, 69355013), (7, 29723577), (13, 16005003), (21, 9907859), (39, 5335001), (91, 2286429), (233, 892983), (273, 762143), (699, 297661), (1631, 127569), (3029, 68691), (3271, 63609), (4893, 42523), (9087, 22897), (9813, 21203)]