207788505

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{1579}}^1$

素因数の和:1901

約数の個数: 32

約数和(自身を含む): 344616960

約数和(自身を除く): 136828455

約数列:

[1, 3, 5, 15, 31, 93, 155, 283, 465, 849, 1415, 1579, 4245, 4737, 7895, 8773, 23685, 26319, 43865, 48949, 131595, 146847, 244745, 446857, 734235, 1340571, 2234285, 6702855, 13852567, 41557701, 69262835, 207788505]

約数ペア:

[(1, 207788505), (3, 69262835), (5, 41557701), (15, 13852567), (31, 6702855), (93, 2234285), (155, 1340571), (283, 734235), (465, 446857), (849, 244745), (1415, 146847), (1579, 131595), (4245, 48949), (4737, 43865), (7895, 26319), (8773, 23685)]