1991036551679

素因数分解:

$7^1\times {\mathrm{4211}}^1\times {\mathrm{6053}}^1\times {\mathrm{11159}}^1$

素因数の和:21430

約数の個数: 16

約数和(自身を含む): 2276590717440

約数和(自身を除く): 285554165761

約数列:

[1, 7, 4211, 6053, 11159, 29477, 42371, 78113, 25489183, 46990549, 67545427, 178424281, 328933843, 472817989, 284433793097, 1991036551679]

約数ペア:

[(1, 1991036551679), (7, 284433793097), (4211, 472817989), (6053, 328933843), (11159, 178424281), (29477, 67545427), (42371, 46990549), (78113, 25489183)]