257832073947

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{317}}^1\times {\mathrm{3779}}^1$

素因数の和:4420

約数の個数: 64

約数和(自身を含む): 406347217920

約数和(自身を除く): 148515143973

約数列:

[1, 3, 7, 21, 37, 111, 259, 277, 317, 777, 831, 951, 1939, 2219, 3779, 5817, 6657, 10249, 11337, 11729, 26453, 30747, 35187, 71743, 79359, 82103, 87809, 139823, 215229, 246309, 263427, 419469, 614663, 978761, 1046783, 1197943, 1843989, 2936283, 3140349, 3248933, 3593829, 7327481, 8385601, 9746799, 21982443, 22742531, 25156803, 38730971, 44323891, 68227593, 116192913, 132971673, 271116797, 310267237, 331830211, 813350391, 930801711, 995490633, 2322811477, 6968434431, 12277717807, 36833153421, 85944024649, 257832073947]

約数ペア:

[(1, 257832073947), (3, 85944024649), (7, 36833153421), (21, 12277717807), (37, 6968434431), (111, 2322811477), (259, 995490633), (277, 930801711), (317, 813350391), (777, 331830211), (831, 310267237), (951, 271116797), (1939, 132971673), (2219, 116192913), (3779, 68227593), (5817, 44323891), (6657, 38730971), (10249, 25156803), (11337, 22742531), (11729, 21982443), (26453, 9746799), (30747, 8385601), (35187, 7327481), (71743, 3593829), (79359, 3248933), (82103, 3140349), (87809, 2936283), (139823, 1843989), (215229, 1197943), (246309, 1046783), (263427, 978761), (419469, 614663)]