131566154

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 209468160

約数和(自身を除く): 77902006

約数列:

[1, 2, 37, 43, 74, 86, 173, 239, 346, 478, 1591, 3182, 6401, 7439, 8843, 10277, 12802, 14878, 17686, 20554, 41347, 82694, 275243, 380249, 550486, 760498, 1529839, 1777921, 3059678, 3555842, 65783077, 131566154]

約数ペア:

[(1, 131566154), (2, 65783077), (37, 3555842), (43, 3059678), (74, 1777921), (86, 1529839), (173, 760498), (239, 550486), (346, 380249), (478, 275243), (1591, 82694), (3182, 41347), (6401, 20554), (7439, 17686), (8843, 14878), (10277, 12802)]