247667028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 676988928

約数和(自身を除く): 429321900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 131, 142, 213, 262, 284, 317, 393, 426, 497, 524, 634, 786, 852, 917, 951, 994, 1268, 1491, 1572, 1834, 1902, 1988, 2219, 2751, 2982, 3668, 3804, 4438, 5502, 5964, 6657, 8876, 9301, 11004, 13314, 18602, 22507, 26628, 27903, 37204, 41527, 45014, 55806, 65107, 67521, 83054, 90028, 111612, 124581, 130214, 135042, 157549, 166108, 195321, 249162, 260428, 270084, 290689, 315098, 390642, 472647, 498324, 581378, 630196, 781284, 872067, 945294, 1162756, 1744134, 1890588, 2948417, 3488268, 5896834, 8845251, 11793668, 17690502, 20638919, 35381004, 41277838, 61916757, 82555676, 123833514, 247667028]

約数ペア:

[(1, 247667028), (2, 123833514), (3, 82555676), (4, 61916757), (6, 41277838), (7, 35381004), (12, 20638919), (14, 17690502), (21, 11793668), (28, 8845251), (42, 5896834), (71, 3488268), (84, 2948417), (131, 1890588), (142, 1744134), (213, 1162756), (262, 945294), (284, 872067), (317, 781284), (393, 630196), (426, 581378), (497, 498324), (524, 472647), (634, 390642), (786, 315098), (852, 290689), (917, 270084), (951, 260428), (994, 249162), (1268, 195321), (1491, 166108), (1572, 157549), (1834, 135042), (1902, 130214), (1988, 124581), (2219, 111612), (2751, 90028), (2982, 83054), (3668, 67521), (3804, 65107), (4438, 55806), (5502, 45014), (5964, 41527), (6657, 37204), (8876, 27903), (9301, 26628), (11004, 22507), (13314, 18602)]