42278439

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 75202560

約数和(自身を除く): 32924121

約数列:

[1, 3, 7, 17, 19, 21, 23, 51, 57, 69, 119, 133, 161, 271, 323, 357, 391, 399, 437, 483, 813, 969, 1173, 1311, 1897, 2261, 2737, 3059, 4607, 5149, 5691, 6233, 6783, 7429, 8211, 9177, 13821, 15447, 18699, 22287, 32249, 36043, 43631, 52003, 87533, 96747, 105961, 108129, 118427, 130893, 156009, 262599, 317883, 355281, 612731, 741727, 828989, 1838193, 2013259, 2225181, 2486967, 6039777, 14092813, 42278439]

約数ペア:

[(1, 42278439), (3, 14092813), (7, 6039777), (17, 2486967), (19, 2225181), (21, 2013259), (23, 1838193), (51, 828989), (57, 741727), (69, 612731), (119, 355281), (133, 317883), (161, 262599), (271, 156009), (323, 130893), (357, 118427), (391, 108129), (399, 105961), (437, 96747), (483, 87533), (813, 52003), (969, 43631), (1173, 36043), (1311, 32249), (1897, 22287), (2261, 18699), (2737, 15447), (3059, 13821), (4607, 9177), (5149, 8211), (5691, 7429), (6233, 6783)]