218473486

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{128969}}^1$

素因数の和:129000

約数の個数: 24

約数和(自身を含む): 411672240

約数和(自身を除く): 193198754

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 128969, 257938, 902783, 1418659, 1805566, 2837318, 9930613, 15605249, 19861226, 31210498, 109236743, 218473486]

約数ペア:

[(1, 218473486), (2, 109236743), (7, 31210498), (11, 19861226), (14, 15605249), (22, 9930613), (77, 2837318), (121, 1805566), (154, 1418659), (242, 902783), (847, 257938), (1694, 128969)]