149955890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2142227}}^1$

素因数の和:2142241

約数の個数: 16

約数和(自身を含む): 308480832

約数和(自身を除く): 158524942

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2142227, 4284454, 10711135, 14995589, 21422270, 29991178, 74977945, 149955890]

約数ペア:

[(1, 149955890), (2, 74977945), (5, 29991178), (7, 21422270), (10, 14995589), (14, 10711135), (35, 4284454), (70, 2142227)]