13181728

素因数分解:

$2^5\times 7^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 30058560

約数和(自身を除く): 16876832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 83, 112, 166, 224, 332, 581, 664, 709, 1162, 1328, 1418, 2324, 2656, 2836, 4648, 4963, 5672, 9296, 9926, 11344, 18592, 19852, 22688, 39704, 58847, 79408, 117694, 158816, 235388, 411929, 470776, 823858, 941552, 1647716, 1883104, 3295432, 6590864, 13181728]

約数ペア:

[(1, 13181728), (2, 6590864), (4, 3295432), (7, 1883104), (8, 1647716), (14, 941552), (16, 823858), (28, 470776), (32, 411929), (56, 235388), (83, 158816), (112, 117694), (166, 79408), (224, 58847), (332, 39704), (581, 22688), (664, 19852), (709, 18592), (1162, 11344), (1328, 9926), (1418, 9296), (2324, 5672), (2656, 4963), (2836, 4648)]