1287014722

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 2341635840

約数和(自身を除く): 1054621118

約数列:

[1, 2, 7, 14, 29, 58, 61, 122, 157, 203, 314, 331, 406, 427, 662, 854, 1099, 1769, 2198, 2317, 3538, 4553, 4634, 9106, 9577, 9599, 12383, 19154, 19198, 20191, 24766, 31871, 40382, 51967, 63742, 67039, 67193, 103934, 134078, 134386, 141337, 277733, 282674, 363769, 555466, 585539, 727538, 1171078, 1507043, 1944131, 3014086, 3169987, 3888262, 4098773, 6339974, 8197546, 10549301, 21098602, 22189909, 44379818, 91929623, 183859246, 643507361, 1287014722]

約数ペア:

[(1, 1287014722), (2, 643507361), (7, 183859246), (14, 91929623), (29, 44379818), (58, 22189909), (61, 21098602), (122, 10549301), (157, 8197546), (203, 6339974), (314, 4098773), (331, 3888262), (406, 3169987), (427, 3014086), (662, 1944131), (854, 1507043), (1099, 1171078), (1769, 727538), (2198, 585539), (2317, 555466), (3538, 363769), (4553, 282674), (4634, 277733), (9106, 141337), (9577, 134386), (9599, 134078), (12383, 103934), (19154, 67193), (19198, 67039), (20191, 63742), (24766, 51967), (31871, 40382)]