1788277393

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{1231}}^1\times {\mathrm{1289}}^1$

素因数の和:2557

約数の個数: 24

約数和(自身を含む): 2174135040

約数和(自身を除く): 385857647

約数列:

[1, 7, 23, 49, 161, 1127, 1231, 1289, 8617, 9023, 28313, 29647, 60319, 63161, 198191, 207529, 1387337, 1452703, 1586759, 11107313, 36495457, 77751191, 255468199, 1788277393]

約数ペア:

[(1, 1788277393), (7, 255468199), (23, 77751191), (49, 36495457), (161, 11107313), (1127, 1586759), (1231, 1452703), (1289, 1387337), (8617, 207529), (9023, 198191), (28313, 63161), (29647, 60319)]