64997234

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 103420800

約数和(自身を除く): 38423566

約数列:

[1, 2, 37, 71, 74, 89, 139, 142, 178, 278, 2627, 3293, 5143, 5254, 6319, 6586, 9869, 10286, 12371, 12638, 19738, 24742, 233803, 365153, 457727, 467606, 730306, 878341, 915454, 1756682, 32498617, 64997234]

約数ペア:

[(1, 64997234), (2, 32498617), (37, 1756682), (71, 915454), (74, 878341), (89, 730306), (139, 467606), (142, 457727), (178, 365153), (278, 233803), (2627, 24742), (3293, 19738), (5143, 12638), (5254, 12371), (6319, 10286), (6586, 9869)]