90786774

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{21961}}^1$

素因数の和:22032

約数の個数: 32

約数和(自身を含む): 199239264

約数和(自身を除く): 108452490

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 21961, 43922, 65883, 131766, 285493, 570986, 856479, 1163933, 1712958, 2327866, 3491799, 6983598, 15131129, 30262258, 45393387, 90786774]

約数ペア:

[(1, 90786774), (2, 45393387), (3, 30262258), (6, 15131129), (13, 6983598), (26, 3491799), (39, 2327866), (53, 1712958), (78, 1163933), (106, 856479), (159, 570986), (318, 285493), (689, 131766), (1378, 65883), (2067, 43922), (4134, 21961)]