213541105

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1\times {\mathrm{503}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 258660864

約数和(自身を除く): 45119759

約数列:

[1, 5, 197, 431, 503, 985, 2155, 2515, 84907, 99091, 216793, 424535, 495455, 1083965, 42708221, 213541105]

約数ペア:

[(1, 213541105), (5, 42708221), (197, 1083965), (431, 495455), (503, 424535), (985, 216793), (2155, 99091), (2515, 84907)]