56872228

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{65521}}^1$

素因数の和:65563

約数の個数: 24

約数和(自身を含む): 117415424

約数和(自身を除く): 60543196

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 65521, 131042, 262084, 458647, 917294, 1834588, 2031151, 4062302, 8124604, 14218057, 28436114, 56872228]

約数ペア:

[(1, 56872228), (2, 28436114), (4, 14218057), (7, 8124604), (14, 4062302), (28, 2031151), (31, 1834588), (62, 917294), (124, 458647), (217, 262084), (434, 131042), (868, 65521)]