201818979

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{202021}}^1$

素因数の和:202067

約数の個数: 16

約数和(自身を含む): 307073440

約数和(自身を除く): 105254461

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 202021, 606063, 1818189, 5454567, 7474777, 22424331, 67272993, 201818979]

約数ペア:

[(1, 201818979), (3, 67272993), (9, 22424331), (27, 7474777), (37, 5454567), (111, 1818189), (333, 606063), (999, 202021)]