218858484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 566769280

約数和(自身を除く): 347910796

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 109, 122, 156, 183, 211, 218, 244, 327, 366, 422, 436, 633, 654, 732, 793, 844, 1266, 1308, 1417, 1586, 2379, 2532, 2743, 2834, 3172, 4251, 4758, 5486, 5668, 6649, 8229, 8502, 9516, 10972, 12871, 13298, 16458, 17004, 19947, 22999, 25742, 26596, 32916, 38613, 39894, 45998, 51484, 68997, 77226, 79788, 86437, 91996, 137994, 154452, 167323, 172874, 259311, 275988, 298987, 334646, 345748, 501969, 518622, 597974, 669292, 896961, 1003938, 1037244, 1195948, 1402939, 1793922, 2007876, 2805878, 3587844, 4208817, 5611756, 8417634, 16835268, 18238207, 36476414, 54714621, 72952828, 109429242, 218858484]

約数ペア:

[(1, 218858484), (2, 109429242), (3, 72952828), (4, 54714621), (6, 36476414), (12, 18238207), (13, 16835268), (26, 8417634), (39, 5611756), (52, 4208817), (61, 3587844), (78, 2805878), (109, 2007876), (122, 1793922), (156, 1402939), (183, 1195948), (211, 1037244), (218, 1003938), (244, 896961), (327, 669292), (366, 597974), (422, 518622), (436, 501969), (633, 345748), (654, 334646), (732, 298987), (793, 275988), (844, 259311), (1266, 172874), (1308, 167323), (1417, 154452), (1586, 137994), (2379, 91996), (2532, 86437), (2743, 79788), (2834, 77226), (3172, 68997), (4251, 51484), (4758, 45998), (5486, 39894), (5668, 38613), (6649, 32916), (8229, 26596), (8502, 25742), (9516, 22999), (10972, 19947), (12871, 17004), (13298, 16458)]