129784228

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149521}}^1$

素因数の和:149563

約数の個数: 24

約数和(自身を含む): 267943424

約数和(自身を除く): 138159196

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 149521, 299042, 598084, 1046647, 2093294, 4186588, 4635151, 9270302, 18540604, 32446057, 64892114, 129784228]

約数ペア:

[(1, 129784228), (2, 64892114), (4, 32446057), (7, 18540604), (14, 9270302), (28, 4635151), (31, 4186588), (62, 2093294), (124, 1046647), (217, 598084), (434, 299042), (868, 149521)]