2539916281

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 2993356800

約数和(自身を除く): 453440519

約数列:

[1, 7, 79, 139, 173, 191, 553, 973, 1211, 1337, 10981, 13667, 15089, 24047, 26549, 33043, 76867, 95669, 105623, 168329, 185843, 231301, 1899713, 2097371, 2610397, 4592977, 13297991, 14681597, 18272779, 32150839, 362845183, 2539916281]

約数ペア:

[(1, 2539916281), (7, 362845183), (79, 32150839), (139, 18272779), (173, 14681597), (191, 13297991), (553, 4592977), (973, 2610397), (1211, 2097371), (1337, 1899713), (10981, 231301), (13667, 185843), (15089, 168329), (24047, 105623), (26549, 95669), (33043, 76867)]