4247642

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2389}}^1$

素因数の和:2525

約数の個数: 16

約数和(自身を含む): 7342080

約数和(自身を除く): 3094438

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 2389, 4778, 16723, 33446, 303403, 606806, 2123821, 4247642]

約数ペア:

[(1, 4247642), (2, 2123821), (7, 606806), (14, 303403), (127, 33446), (254, 16723), (889, 4778), (1778, 2389)]