1921813083

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{28309}}^1$

素因数の和:28731

約数の個数: 24

約数和(自身を含む): 2929518800

約数和(自身を除く): 1007705717

約数列:

[1, 3, 9, 19, 57, 171, 397, 1191, 3573, 7543, 22629, 28309, 67887, 84927, 254781, 537871, 1613613, 4840839, 11238673, 33716019, 101148057, 213534787, 640604361, 1921813083]

約数ペア:

[(1, 1921813083), (3, 640604361), (9, 213534787), (19, 101148057), (57, 33716019), (171, 11238673), (397, 4840839), (1191, 1613613), (3573, 537871), (7543, 254781), (22629, 84927), (28309, 67887)]