64813931

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 84188160

約数和(自身を除く): 19374229

約数列:

[1, 7, 13, 23, 91, 161, 173, 179, 299, 1211, 1253, 2093, 2249, 2327, 3979, 4117, 15743, 16289, 27853, 28819, 30967, 51727, 53521, 216769, 362089, 374647, 402571, 712241, 2817997, 4985687, 9259133, 64813931]

約数ペア:

[(1, 64813931), (7, 9259133), (13, 4985687), (23, 2817997), (91, 712241), (161, 402571), (173, 374647), (179, 362089), (299, 216769), (1211, 53521), (1253, 51727), (2093, 30967), (2249, 28819), (2327, 27853), (3979, 16289), (4117, 15743)]