90690478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{72091}}^1$

素因数の和:72147

約数の個数: 16

約数和(自身を含む): 147932784

約数和(自身を除く): 57242306

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 72091, 144182, 1225547, 2451094, 2667367, 5334734, 45345239, 90690478]

約数ペア:

[(1, 90690478), (2, 45345239), (17, 5334734), (34, 2667367), (37, 2451094), (74, 1225547), (629, 144182), (1258, 72091)]