215511309

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{39191}}^1$

素因数の和:39257

約数の個数: 24

約数和(自身を含む): 342381312

約数和(自身を除く): 126870003

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5499, 39191, 117573, 352719, 509483, 1528449, 1841977, 4585347, 5525931, 16577793, 23945701, 71837103, 215511309]

約数ペア:

[(1, 215511309), (3, 71837103), (9, 23945701), (13, 16577793), (39, 5525931), (47, 4585347), (117, 1841977), (141, 1528449), (423, 509483), (611, 352719), (1833, 117573), (5499, 39191)]