201813105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{4027}}^1$

素因数の和:4305

約数の個数: 32

約数和(自身を含む): 349179264

約数和(自身を除く): 147366159

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 257, 771, 1285, 3341, 3855, 4027, 10023, 12081, 16705, 20135, 50115, 52351, 60405, 157053, 261755, 785265, 1034939, 3104817, 5174695, 13454207, 15524085, 40362621, 67271035, 201813105]

約数ペア:

[(1, 201813105), (3, 67271035), (5, 40362621), (13, 15524085), (15, 13454207), (39, 5174695), (65, 3104817), (195, 1034939), (257, 785265), (771, 261755), (1285, 157053), (3341, 60405), (3855, 52351), (4027, 50115), (10023, 20135), (12081, 16705)]