393506974

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{15889}}^1$

素因数の和:15988

約数の個数: 32

約数和(自身を含む): 709329600

約数和(自身を除く): 315822626

約数列:

[1, 2, 7, 14, 29, 58, 61, 122, 203, 406, 427, 854, 1769, 3538, 12383, 15889, 24766, 31778, 111223, 222446, 460781, 921562, 969229, 1938458, 3225467, 6450934, 6784603, 13569206, 28107641, 56215282, 196753487, 393506974]

約数ペア:

[(1, 393506974), (2, 196753487), (7, 56215282), (14, 28107641), (29, 13569206), (58, 6784603), (61, 6450934), (122, 3225467), (203, 1938458), (406, 969229), (427, 921562), (854, 460781), (1769, 222446), (3538, 111223), (12383, 31778), (15889, 24766)]