289387923

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{515843}}^1$

素因数の和:515874

約数の個数: 16

約数和(自身を含む): 445689216

約数和(自身を除く): 156301293

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 515843, 1547529, 5674273, 8769331, 17022819, 26307993, 96462641, 289387923]

約数ペア:

[(1, 289387923), (3, 96462641), (11, 26307993), (17, 17022819), (33, 8769331), (51, 5674273), (187, 1547529), (561, 515843)]