147998972

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{305783}}^1$

素因数の和:305809

約数の個数: 18

約数和(自身を含む): 284684904

約数和(自身を除く): 136685932

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 305783, 611566, 1223132, 3363613, 6727226, 13454452, 36999743, 73999486, 147998972]

約数ペア:

[(1, 147998972), (2, 73999486), (4, 36999743), (11, 13454452), (22, 6727226), (44, 3363613), (121, 1223132), (242, 611566), (484, 305783)]