77670621

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{18401}}^1$

素因数の和:18481

約数の個数: 24

約数和(自身を含む): 130138944

約数和(自身を除く): 52468323

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 18401, 55203, 128807, 165609, 386421, 1159263, 1232867, 3698601, 8630069, 11095803, 25890207, 77670621]

約数ペア:

[(1, 77670621), (3, 25890207), (7, 11095803), (9, 8630069), (21, 3698601), (63, 1232867), (67, 1159263), (201, 386421), (469, 165609), (603, 128807), (1407, 55203), (4221, 18401)]