16910285

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 24883200

約数和(自身を除く): 7972915

約数列:

[1, 5, 7, 19, 35, 59, 95, 133, 295, 413, 431, 665, 1121, 2065, 2155, 3017, 5605, 7847, 8189, 15085, 25429, 39235, 40945, 57323, 127145, 178003, 286615, 483151, 890015, 2415755, 3382057, 16910285]

約数ペア:

[(1, 16910285), (5, 3382057), (7, 2415755), (19, 890015), (35, 483151), (59, 286615), (95, 178003), (133, 127145), (295, 57323), (413, 40945), (431, 39235), (665, 25429), (1121, 15085), (2065, 8189), (2155, 7847), (3017, 5605)]