1906541

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 2480184

約数和(自身を除く): 573643

約数列:

[1, 7, 13, 41, 49, 73, 91, 287, 511, 533, 637, 949, 2009, 2993, 3577, 3731, 6643, 20951, 26117, 38909, 46501, 146657, 272363, 1906541]

約数ペア:

[(1, 1906541), (7, 272363), (13, 146657), (41, 46501), (49, 38909), (73, 26117), (91, 20951), (287, 6643), (511, 3731), (533, 3577), (637, 2993), (949, 2009)]