55215741

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1301}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 87994368

約数和(自身を除く): 32778627

約数列:

[1, 3, 7, 21, 43, 47, 129, 141, 301, 329, 903, 987, 1301, 2021, 3903, 6063, 9107, 14147, 27321, 42441, 55943, 61147, 167829, 183441, 391601, 428029, 1174803, 1284087, 2629321, 7887963, 18405247, 55215741]

約数ペア:

[(1, 55215741), (3, 18405247), (7, 7887963), (21, 2629321), (43, 1284087), (47, 1174803), (129, 428029), (141, 391601), (301, 183441), (329, 167829), (903, 61147), (987, 55943), (1301, 42441), (2021, 27321), (3903, 14147), (6063, 9107)]