138172468

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{33119}}^1$

素因数の和:33279

約数の個数: 24

約数和(自身を含む): 278208000

約数和(自身を除く): 140035532

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 33119, 66238, 132476, 231833, 463666, 927332, 4934731, 9869462, 19738924, 34543117, 69086234, 138172468]

約数ペア:

[(1, 138172468), (2, 69086234), (4, 34543117), (7, 19738924), (14, 9869462), (28, 4934731), (149, 927332), (298, 463666), (596, 231833), (1043, 132476), (2086, 66238), (4172, 33119)]