890242549

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{31723}}^1$

素因数の和:31960

約数の個数: 16

約数和(自身を含む): 1076078080

約数和(自身を除く): 185835531

約数列:

[1, 7, 19, 133, 211, 1477, 4009, 28063, 31723, 222061, 602737, 4219159, 6693553, 46854871, 127177507, 890242549]

約数ペア:

[(1, 890242549), (7, 127177507), (19, 46854871), (133, 6693553), (211, 4219159), (1477, 602737), (4009, 222061), (28063, 31723)]