247657428

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{10937}}^1$

素因数の和:11001

約数の個数: 72

約数和(自身を含む): 680824872

約数和(自身を除く): 433167444

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 37, 51, 68, 74, 102, 111, 148, 153, 204, 222, 306, 333, 444, 612, 629, 666, 1258, 1332, 1887, 2516, 3774, 5661, 7548, 10937, 11322, 21874, 22644, 32811, 43748, 65622, 98433, 131244, 185929, 196866, 371858, 393732, 404669, 557787, 743716, 809338, 1115574, 1214007, 1618676, 1673361, 2231148, 2428014, 3346722, 3642021, 4856028, 6693444, 6879373, 7284042, 13758746, 14568084, 20638119, 27517492, 41276238, 61914357, 82552476, 123828714, 247657428]

約数ペア:

[(1, 247657428), (2, 123828714), (3, 82552476), (4, 61914357), (6, 41276238), (9, 27517492), (12, 20638119), (17, 14568084), (18, 13758746), (34, 7284042), (36, 6879373), (37, 6693444), (51, 4856028), (68, 3642021), (74, 3346722), (102, 2428014), (111, 2231148), (148, 1673361), (153, 1618676), (204, 1214007), (222, 1115574), (306, 809338), (333, 743716), (444, 557787), (612, 404669), (629, 393732), (666, 371858), (1258, 196866), (1332, 185929), (1887, 131244), (2516, 98433), (3774, 65622), (5661, 43748), (7548, 32811), (10937, 22644), (11322, 21874)]