7993281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 12147840

約数和(自身を除く): 4154559

約数列:

[1, 3, 17, 19, 51, 57, 73, 113, 219, 323, 339, 969, 1241, 1387, 1921, 2147, 3723, 4161, 5763, 6441, 8249, 23579, 24747, 36499, 70737, 109497, 140233, 156731, 420699, 470193, 2664427, 7993281]

約数ペア:

[(1, 7993281), (3, 2664427), (17, 470193), (19, 420699), (51, 156731), (57, 140233), (73, 109497), (113, 70737), (219, 36499), (323, 24747), (339, 23579), (969, 8249), (1241, 6441), (1387, 5763), (1921, 4161), (2147, 3723)]