203670155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1657}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 276315648

約数和(自身を除く): 72645493

約数列:

[1, 5, 13, 31, 61, 65, 155, 305, 403, 793, 1657, 1891, 2015, 3965, 8285, 9455, 21541, 24583, 51367, 101077, 107705, 122915, 256835, 505385, 667771, 1314001, 3133387, 3338855, 6570005, 15666935, 40734031, 203670155]

約数ペア:

[(1, 203670155), (5, 40734031), (13, 15666935), (31, 6570005), (61, 3338855), (65, 3133387), (155, 1314001), (305, 667771), (403, 505385), (793, 256835), (1657, 122915), (1891, 107705), (2015, 101077), (3965, 51367), (8285, 24583), (9455, 21541)]