16986255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7919}}^1$

素因数の和:7951

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 14947185

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 7919, 23757, 39595, 87109, 102947, 118785, 261327, 308841, 435545, 514735, 1132417, 1306635, 1544205, 3397251, 5662085, 16986255]

約数ペア:

[(1, 16986255), (3, 5662085), (5, 3397251), (11, 1544205), (13, 1306635), (15, 1132417), (33, 514735), (39, 435545), (55, 308841), (65, 261327), (143, 118785), (165, 102947), (195, 87109), (429, 39595), (715, 23757), (2145, 7919)]