223479399

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30643}}^1$

素因数の和:30687

約数の個数: 32

約数和(自身を含む): 370669824

約数和(自身を除く): 147190425

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 7293, 30643, 91929, 337073, 398359, 520931, 1011219, 1195077, 1562793, 4381949, 5730241, 6772103, 13145847, 17190723, 20316309, 74493133, 223479399]

約数ペア:

[(1, 223479399), (3, 74493133), (11, 20316309), (13, 17190723), (17, 13145847), (33, 6772103), (39, 5730241), (51, 4381949), (143, 1562793), (187, 1195077), (221, 1011219), (429, 520931), (561, 398359), (663, 337073), (2431, 91929), (7293, 30643)]