201284405

素因数分解:

$5^1\times 7^3\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 283430400

約数和(自身を除く): 82145995

約数列:

[1, 5, 7, 35, 49, 241, 245, 343, 487, 1205, 1687, 1715, 2435, 3409, 8435, 11809, 17045, 23863, 59045, 82663, 117367, 119315, 167041, 413315, 586835, 821569, 835205, 4107845, 5750983, 28754915, 40256881, 201284405]

約数ペア:

[(1, 201284405), (5, 40256881), (7, 28754915), (35, 5750983), (49, 4107845), (241, 835205), (245, 821569), (343, 586835), (487, 413315), (1205, 167041), (1687, 119315), (1715, 117367), (2435, 82663), (3409, 59045), (8435, 23863), (11809, 17045)]