217461048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 643991040

約数和(自身を除く): 426529992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 131, 164, 168, 241, 246, 262, 287, 328, 393, 482, 492, 524, 574, 723, 786, 861, 917, 964, 984, 1048, 1148, 1446, 1572, 1687, 1722, 1834, 1928, 2296, 2751, 2892, 3144, 3374, 3444, 3668, 5061, 5371, 5502, 5784, 6748, 6888, 7336, 9881, 10122, 10742, 11004, 13496, 16113, 19762, 20244, 21484, 22008, 29643, 31571, 32226, 37597, 39524, 40488, 42968, 59286, 63142, 64452, 69167, 75194, 79048, 94713, 112791, 118572, 126284, 128904, 138334, 150388, 189426, 207501, 220997, 225582, 237144, 252568, 276668, 300776, 378852, 415002, 441994, 451164, 553336, 662991, 757704, 830004, 883988, 902328, 1294411, 1325982, 1660008, 1767976, 2588822, 2651964, 3883233, 5177644, 5303928, 7766466, 9060877, 10355288, 15532932, 18121754, 27182631, 31065864, 36243508, 54365262, 72487016, 108730524, 217461048]

約数ペア:

[(1, 217461048), (2, 108730524), (3, 72487016), (4, 54365262), (6, 36243508), (7, 31065864), (8, 27182631), (12, 18121754), (14, 15532932), (21, 10355288), (24, 9060877), (28, 7766466), (41, 5303928), (42, 5177644), (56, 3883233), (82, 2651964), (84, 2588822), (123, 1767976), (131, 1660008), (164, 1325982), (168, 1294411), (241, 902328), (246, 883988), (262, 830004), (287, 757704), (328, 662991), (393, 553336), (482, 451164), (492, 441994), (524, 415002), (574, 378852), (723, 300776), (786, 276668), (861, 252568), (917, 237144), (964, 225582), (984, 220997), (1048, 207501), (1148, 189426), (1446, 150388), (1572, 138334), (1687, 128904), (1722, 126284), (1834, 118572), (1928, 112791), (2296, 94713), (2751, 79048), (2892, 75194), (3144, 69167), (3374, 64452), (3444, 63142), (3668, 59286), (5061, 42968), (5371, 40488), (5502, 39524), (5784, 37597), (6748, 32226), (6888, 31571), (7336, 29643), (9881, 22008), (10122, 21484), (10742, 20244), (11004, 19762), (13496, 16113)]