138815670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{661027}}^1$

素因数の和:661044

約数の個数: 32

約数和(自身を含む): 380752128

約数和(自身を除く): 241936458

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 661027, 1322054, 1983081, 3305135, 3966162, 4627189, 6610270, 9254378, 9915405, 13881567, 19830810, 23135945, 27763134, 46271890, 69407835, 138815670]

約数ペア:

[(1, 138815670), (2, 69407835), (3, 46271890), (5, 27763134), (6, 23135945), (7, 19830810), (10, 13881567), (14, 9915405), (15, 9254378), (21, 6610270), (30, 4627189), (35, 3966162), (42, 3305135), (70, 1983081), (105, 1322054), (210, 661027)]