211357986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{3163}}^1$

素因数の和:3255

約数の個数: 64

約数和(自身を含む): 507859968

約数和(自身を除く): 296501982

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 43, 74, 86, 111, 129, 222, 258, 259, 301, 518, 602, 777, 903, 1554, 1591, 1806, 3163, 3182, 4773, 6326, 9489, 9546, 11137, 18978, 22141, 22274, 33411, 44282, 66423, 66822, 117031, 132846, 136009, 234062, 272018, 351093, 408027, 702186, 816054, 819217, 952063, 1638434, 1904126, 2457651, 2856189, 4915302, 5032333, 5712378, 10064666, 15096999, 30193998, 35226331, 70452662, 105678993, 211357986]

約数ペア:

[(1, 211357986), (2, 105678993), (3, 70452662), (6, 35226331), (7, 30193998), (14, 15096999), (21, 10064666), (37, 5712378), (42, 5032333), (43, 4915302), (74, 2856189), (86, 2457651), (111, 1904126), (129, 1638434), (222, 952063), (258, 819217), (259, 816054), (301, 702186), (518, 408027), (602, 351093), (777, 272018), (903, 234062), (1554, 136009), (1591, 132846), (1806, 117031), (3163, 66822), (3182, 66423), (4773, 44282), (6326, 33411), (9489, 22274), (9546, 22141), (11137, 18978)]