208075938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 491298048

約数和(自身を除く): 283222110

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 257, 259, 514, 518, 521, 771, 777, 1042, 1542, 1554, 1563, 1799, 3126, 3598, 3647, 5397, 7294, 9509, 10794, 10941, 19018, 19277, 21882, 28527, 38554, 57054, 57831, 66563, 115662, 133126, 133897, 134939, 199689, 267794, 269878, 399378, 401691, 404817, 803382, 809634, 937279, 1874558, 2811837, 4954189, 5623674, 9908378, 14862567, 29725134, 34679323, 69358646, 104037969, 208075938]

約数ペア:

[(1, 208075938), (2, 104037969), (3, 69358646), (6, 34679323), (7, 29725134), (14, 14862567), (21, 9908378), (37, 5623674), (42, 4954189), (74, 2811837), (111, 1874558), (222, 937279), (257, 809634), (259, 803382), (514, 404817), (518, 401691), (521, 399378), (771, 269878), (777, 267794), (1042, 199689), (1542, 134939), (1554, 133897), (1563, 133126), (1799, 115662), (3126, 66563), (3598, 57831), (3647, 57054), (5397, 38554), (7294, 28527), (9509, 21882), (10794, 19277), (10941, 19018)]