214978029

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{821}}^1$

素因数の和:1205

約数の個数: 32

約数和(自身を含む): 337848576

約数和(自身を除く): 122870547

約数列:

[1, 3, 7, 21, 37, 111, 259, 337, 777, 821, 1011, 2359, 2463, 5747, 7077, 12469, 17241, 30377, 37407, 87283, 91131, 212639, 261849, 276677, 637917, 830031, 1936739, 5810217, 10237049, 30711147, 71659343, 214978029]

約数ペア:

[(1, 214978029), (3, 71659343), (7, 30711147), (21, 10237049), (37, 5810217), (111, 1936739), (259, 830031), (337, 637917), (777, 276677), (821, 261849), (1011, 212639), (2359, 91131), (2463, 87283), (5747, 37407), (7077, 30377), (12469, 17241)]