291065796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{26861}}^1$

素因数の和:26921

約数の個数: 72

約数和(自身を含む): 860443584

約数和(自身を除く): 569377788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 10836, 26861, 53722, 80583, 107444, 161166, 188027, 241749, 322332, 376054, 483498, 564081, 752108, 966996, 1128162, 1155023, 1692243, 2256324, 2310046, 3384486, 3465069, 4620092, 6768972, 6930138, 8085161, 10395207, 13860276, 16170322, 20790414, 24255483, 32340644, 41580828, 48510966, 72766449, 97021932, 145532898, 291065796]

約数ペア:

[(1, 291065796), (2, 145532898), (3, 97021932), (4, 72766449), (6, 48510966), (7, 41580828), (9, 32340644), (12, 24255483), (14, 20790414), (18, 16170322), (21, 13860276), (28, 10395207), (36, 8085161), (42, 6930138), (43, 6768972), (63, 4620092), (84, 3465069), (86, 3384486), (126, 2310046), (129, 2256324), (172, 1692243), (252, 1155023), (258, 1128162), (301, 966996), (387, 752108), (516, 564081), (602, 483498), (774, 376054), (903, 322332), (1204, 241749), (1548, 188027), (1806, 161166), (2709, 107444), (3612, 80583), (5418, 53722), (10836, 26861)]