64888974059

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{149521}}^1$

素因数の和:149811

約数の個数: 32

約数和(自身を含む): 84402178560

約数和(自身を除く): 19513204501

約数列:

[1, 7, 13, 19, 91, 133, 247, 251, 1729, 1757, 3263, 4769, 22841, 33383, 61997, 149521, 433979, 1046647, 1943773, 2840899, 13606411, 19886293, 36931687, 37529771, 258521809, 262708397, 487887023, 713065649, 3415209161, 4991459543, 9269853437, 64888974059]

約数ペア:

[(1, 64888974059), (7, 9269853437), (13, 4991459543), (19, 3415209161), (91, 713065649), (133, 487887023), (247, 262708397), (251, 258521809), (1729, 37529771), (1757, 36931687), (3263, 19886293), (4769, 13606411), (22841, 2840899), (33383, 1943773), (61997, 1046647), (149521, 433979)]