208078585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12653}}^1$

素因数の和:12705

約数の個数: 32

約数和(自身を含む): 306125568

約数和(自身を除く): 98046983

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 1265, 1495, 3289, 12653, 16445, 63265, 139183, 164489, 291019, 695915, 822445, 1455095, 1809379, 3201209, 3783247, 9046895, 16006045, 18916235, 41615717, 208078585]

約数ペア:

[(1, 208078585), (5, 41615717), (11, 18916235), (13, 16006045), (23, 9046895), (55, 3783247), (65, 3201209), (115, 1809379), (143, 1455095), (253, 822445), (299, 695915), (715, 291019), (1265, 164489), (1495, 139183), (3289, 63265), (12653, 16445)]