30991266

素因数分解:

$2^1\times 3^2\times {\mathrm{107}}^1\times {\mathrm{16091}}^1$

素因数の和:16206

約数の個数: 24

約数和(自身を含む): 67779504

約数和(自身を除く): 36788238

約数列:

[1, 2, 3, 6, 9, 18, 107, 214, 321, 642, 963, 1926, 16091, 32182, 48273, 96546, 144819, 289638, 1721737, 3443474, 5165211, 10330422, 15495633, 30991266]

約数ペア:

[(1, 30991266), (2, 15495633), (3, 10330422), (6, 5165211), (9, 3443474), (18, 1721737), (107, 289638), (214, 144819), (321, 96546), (642, 48273), (963, 32182), (1926, 16091)]