491569138347

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{128347}}^1$

素因数の和:128736

約数の個数: 64

約数和(自身を含む): 818141491200

約数和(自身を除く): 326572352853

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 331, 399, 551, 609, 993, 1653, 2317, 3857, 6289, 6951, 9599, 11571, 18867, 28797, 44023, 67193, 128347, 132069, 182381, 201579, 385041, 547143, 898429, 1276667, 2438593, 2695287, 3722063, 3830001, 7315779, 11166189, 17070151, 26054441, 42482857, 51210453, 70719197, 78163323, 127448571, 212157591, 297379999, 495034379, 807174283, 892139997, 1232002853, 1485103137, 2421522849, 3696008559, 5650219981, 8624019971, 16950659943, 23408054207, 25872059913, 70224162621, 163856379449, 491569138347]

約数ペア:

[(1, 491569138347), (3, 163856379449), (7, 70224162621), (19, 25872059913), (21, 23408054207), (29, 16950659943), (57, 8624019971), (87, 5650219981), (133, 3696008559), (203, 2421522849), (331, 1485103137), (399, 1232002853), (551, 892139997), (609, 807174283), (993, 495034379), (1653, 297379999), (2317, 212157591), (3857, 127448571), (6289, 78163323), (6951, 70719197), (9599, 51210453), (11571, 42482857), (18867, 26054441), (28797, 17070151), (44023, 11166189), (67193, 7315779), (128347, 3830001), (132069, 3722063), (182381, 2695287), (201579, 2438593), (385041, 1276667), (547143, 898429)]