158987554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1223}}^1$

素因数の和:1566

約数の個数: 32

約数和(自身を含む): 274959360

約数和(自身を除く): 115971806

約数列:

[1, 2, 11, 19, 22, 38, 209, 311, 418, 622, 1223, 2446, 3421, 5909, 6842, 11818, 13453, 23237, 26906, 46474, 64999, 129998, 255607, 380353, 511214, 760706, 4183883, 7226707, 8367766, 14453414, 79493777, 158987554]

約数ペア:

[(1, 158987554), (2, 79493777), (11, 14453414), (19, 8367766), (22, 7226707), (38, 4183883), (209, 760706), (311, 511214), (418, 380353), (622, 255607), (1223, 129998), (2446, 64999), (3421, 46474), (5909, 26906), (6842, 23237), (11818, 13453)]