155434804

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{39937}}^1$

素因数の和:40087

約数の個数: 24

約数和(自身を含む): 313113920

約数和(自身を除く): 157679116

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 39937, 79874, 159748, 279559, 559118, 1118236, 5551243, 11102486, 22204972, 38858701, 77717402, 155434804]

約数ペア:

[(1, 155434804), (2, 77717402), (4, 38858701), (7, 22204972), (14, 11102486), (28, 5551243), (139, 1118236), (278, 559118), (556, 279559), (973, 159748), (1946, 79874), (3892, 39937)]