1231447

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 16

約数和(自身を含む): 1520640

約数和(自身を除く): 289193

約数列:

[1, 7, 19, 47, 133, 197, 329, 893, 1379, 3743, 6251, 9259, 26201, 64813, 175921, 1231447]

約数ペア:

[(1, 1231447), (7, 175921), (19, 64813), (47, 26201), (133, 9259), (197, 6251), (329, 3743), (893, 1379)]