77985789

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1289}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 123509760

約数和(自身を除く): 45523971

約数列:

[1, 3, 7, 21, 43, 67, 129, 201, 301, 469, 903, 1289, 1407, 2881, 3867, 8643, 9023, 20167, 27069, 55427, 60501, 86363, 166281, 259089, 387989, 604541, 1163967, 1813623, 3713609, 11140827, 25995263, 77985789]

約数ペア:

[(1, 77985789), (3, 25995263), (7, 11140827), (21, 3713609), (43, 1813623), (67, 1163967), (129, 604541), (201, 387989), (301, 259089), (469, 166281), (903, 86363), (1289, 60501), (1407, 55427), (2881, 27069), (3867, 20167), (8643, 9023)]