646086236

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{659}}^1\times {\mathrm{1871}}^1$

素因数の和:2665

約数の個数: 24

約数和(自身を含む): 1141620480

約数和(自身を除く): 495534244

約数列:

[1, 2, 4, 131, 262, 524, 659, 1318, 1871, 2636, 3742, 7484, 86329, 172658, 245101, 345316, 490202, 980404, 1232989, 2465978, 4931956, 161521559, 323043118, 646086236]

約数ペア:

[(1, 646086236), (2, 323043118), (4, 161521559), (131, 4931956), (262, 2465978), (524, 1232989), (659, 980404), (1318, 490202), (1871, 345316), (2636, 245101), (3742, 172658), (7484, 86329)]