77889987

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{65071}}^1$

素因数の和:65103

約数の個数: 24

約数和(自身を含む): 135349760

約数和(自身を除く): 57459773

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 65071, 195213, 455497, 585639, 1236349, 1366491, 3709047, 4099473, 8654443, 11127141, 25963329, 77889987]

約数ペア:

[(1, 77889987), (3, 25963329), (7, 11127141), (9, 8654443), (19, 4099473), (21, 3709047), (57, 1366491), (63, 1236349), (133, 585639), (171, 455497), (399, 195213), (1197, 65071)]