201219147

素因数分解:

$3^4\times {\mathrm{487}}^1\times {\mathrm{5101}}^1$

素因数の和:5600

約数の個数: 20

約数和(自身を含む): 301262896

約数和(自身を除く): 100043749

約数列:

[1, 3, 9, 27, 81, 487, 1461, 4383, 5101, 13149, 15303, 39447, 45909, 137727, 413181, 2484187, 7452561, 22357683, 67073049, 201219147]

約数ペア:

[(1, 201219147), (3, 67073049), (9, 22357683), (27, 7452561), (81, 2484187), (487, 413181), (1461, 137727), (4383, 45909), (5101, 39447), (13149, 15303)]