138156956

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{159167}}^1$

素因数の和:159209

約数の個数: 24

約数和(自身を含む): 285229056

約数和(自身を除く): 147072100

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 159167, 318334, 636668, 1114169, 2228338, 4456676, 4934177, 9868354, 19736708, 34539239, 69078478, 138156956]

約数ペア:

[(1, 138156956), (2, 69078478), (4, 34539239), (7, 19736708), (14, 9868354), (28, 4934177), (31, 4456676), (62, 2228338), (124, 1114169), (217, 636668), (434, 318334), (868, 159167)]