142880913

素因数分解:

$3^2\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1153}}^1$

素因数の和:1454

約数の個数: 36

約数和(自身を含む): 241142148

約数和(自身を除く): 98261235

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 281, 441, 843, 1153, 1967, 2529, 3459, 5901, 8071, 10377, 13769, 17703, 24213, 41307, 56497, 72639, 123921, 169491, 323993, 508473, 971979, 2267951, 2915937, 6803853, 15875657, 20411559, 47626971, 142880913]

約数ペア:

[(1, 142880913), (3, 47626971), (7, 20411559), (9, 15875657), (21, 6803853), (49, 2915937), (63, 2267951), (147, 971979), (281, 508473), (441, 323993), (843, 169491), (1153, 123921), (1967, 72639), (2529, 56497), (3459, 41307), (5901, 24213), (8071, 17703), (10377, 13769)]