278301426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{11933}}^1$

素因数の和:11987

約数の個数: 48

約数和(自身を含む): 628969536

約数和(自身を除く): 350668110

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 169, 299, 338, 507, 598, 897, 1014, 1794, 3887, 7774, 11661, 11933, 23322, 23866, 35799, 71598, 155129, 274459, 310258, 465387, 548918, 823377, 930774, 1646754, 2016677, 3567967, 4033354, 6050031, 7135934, 10703901, 12100062, 21407802, 46383571, 92767142, 139150713, 278301426]

約数ペア:

[(1, 278301426), (2, 139150713), (3, 92767142), (6, 46383571), (13, 21407802), (23, 12100062), (26, 10703901), (39, 7135934), (46, 6050031), (69, 4033354), (78, 3567967), (138, 2016677), (169, 1646754), (299, 930774), (338, 823377), (507, 548918), (598, 465387), (897, 310258), (1014, 274459), (1794, 155129), (3887, 71598), (7774, 35799), (11661, 23866), (11933, 23322)]