16868159

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 22118400

約数和(自身を除く): 5250241

約数列:

[1, 7, 11, 47, 59, 77, 79, 329, 413, 517, 553, 649, 869, 2773, 3619, 3713, 4543, 4661, 6083, 19411, 25991, 30503, 32627, 40843, 51271, 213521, 219067, 285901, 358897, 1533469, 2409737, 16868159]

約数ペア:

[(1, 16868159), (7, 2409737), (11, 1533469), (47, 358897), (59, 285901), (77, 219067), (79, 213521), (329, 51271), (413, 40843), (517, 32627), (553, 30503), (649, 25991), (869, 19411), (2773, 6083), (3619, 4661), (3713, 4543)]