13333491

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:473

約数の個数: 40

約数和(自身を含む): 22058784

約数和(自身を除く): 8725293

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 391, 421, 459, 621, 1173, 1263, 1377, 1863, 3519, 3789, 7157, 9683, 10557, 11367, 21471, 29049, 31671, 34101, 64413, 87147, 164611, 193239, 261441, 493833, 579717, 784323, 1481499, 4444497, 13333491]

約数ペア:

[(1, 13333491), (3, 4444497), (9, 1481499), (17, 784323), (23, 579717), (27, 493833), (51, 261441), (69, 193239), (81, 164611), (153, 87147), (207, 64413), (391, 34101), (421, 31671), (459, 29049), (621, 21471), (1173, 11367), (1263, 10557), (1377, 9683), (1863, 7157), (3519, 3789)]