219985051

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 268240896

約数和(自身を除く): 48255845

約数列:

[1, 11, 13, 47, 71, 143, 461, 517, 611, 781, 923, 3337, 5071, 5993, 6721, 10153, 21667, 32731, 36707, 43381, 65923, 238337, 281671, 360041, 425503, 477191, 1538357, 3098381, 4680533, 16921927, 19998641, 219985051]

約数ペア:

[(1, 219985051), (11, 19998641), (13, 16921927), (47, 4680533), (71, 3098381), (143, 1538357), (461, 477191), (517, 425503), (611, 360041), (781, 281671), (923, 238337), (3337, 65923), (5071, 43381), (5993, 36707), (6721, 32731), (10153, 21667)]