261566012

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{6337}}^1$

素因数の和:6965

約数の個数: 24

約数和(自身を含む): 485541504

約数和(自身を除く): 223975492

約数列:

[1, 2, 4, 17, 34, 68, 607, 1214, 2428, 6337, 10319, 12674, 20638, 25348, 41276, 107729, 215458, 430916, 3846559, 7693118, 15386236, 65391503, 130783006, 261566012]

約数ペア:

[(1, 261566012), (2, 130783006), (4, 65391503), (17, 15386236), (34, 7693118), (68, 3846559), (607, 430916), (1214, 215458), (2428, 107729), (6337, 41276), (10319, 25348), (12674, 20638)]