81170068

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{9631}}^1$

素因数の和:9692

約数の個数: 36

約数和(自身を含む): 169099392

約数和(自身を除く): 87929324

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 9631, 19262, 38524, 67417, 134834, 269668, 414133, 471919, 828266, 943838, 1656532, 1887676, 2898931, 5797862, 11595724, 20292517, 40585034, 81170068]

約数ペア:

[(1, 81170068), (2, 40585034), (4, 20292517), (7, 11595724), (14, 5797862), (28, 2898931), (43, 1887676), (49, 1656532), (86, 943838), (98, 828266), (172, 471919), (196, 414133), (301, 269668), (602, 134834), (1204, 67417), (2107, 38524), (4214, 19262), (8428, 9631)]