65915941

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 84188160

約数和(自身を除く): 18272219

約数列:

[1, 7, 13, 53, 79, 91, 173, 371, 553, 689, 1027, 1211, 2249, 4187, 4823, 7189, 9169, 13667, 15743, 29309, 54431, 64183, 95669, 119197, 177671, 381017, 724351, 834379, 1243697, 5070457, 9416563, 65915941]

約数ペア:

[(1, 65915941), (7, 9416563), (13, 5070457), (53, 1243697), (79, 834379), (91, 724351), (173, 381017), (371, 177671), (553, 119197), (689, 95669), (1027, 64183), (1211, 54431), (2249, 29309), (4187, 15743), (4823, 13667), (7189, 9169)]