30997778

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{116533}}^1$

素因数の和:116561

約数の個数: 16

約数和(自身を含む): 55936320

約数和(自身を除く): 24938542

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 116533, 233066, 815731, 1631462, 2214127, 4428254, 15498889, 30997778]

約数ペア:

[(1, 30997778), (2, 15498889), (7, 4428254), (14, 2214127), (19, 1631462), (38, 815731), (133, 233066), (266, 116533)]