31554488

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 70607040

約数和(自身を除く): 39052552

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 97, 148, 157, 194, 259, 296, 314, 388, 518, 628, 679, 776, 1036, 1099, 1256, 1358, 2072, 2198, 2716, 3589, 4396, 5432, 5809, 7178, 8792, 11618, 14356, 15229, 23236, 25123, 28712, 30458, 40663, 46472, 50246, 60916, 81326, 100492, 106603, 121832, 162652, 200984, 213206, 325304, 426412, 563473, 852824, 1126946, 2253892, 3944311, 4507784, 7888622, 15777244, 31554488]

約数ペア:

[(1, 31554488), (2, 15777244), (4, 7888622), (7, 4507784), (8, 3944311), (14, 2253892), (28, 1126946), (37, 852824), (56, 563473), (74, 426412), (97, 325304), (148, 213206), (157, 200984), (194, 162652), (259, 121832), (296, 106603), (314, 100492), (388, 81326), (518, 60916), (628, 50246), (679, 46472), (776, 40663), (1036, 30458), (1099, 28712), (1256, 25123), (1358, 23236), (2072, 15229), (2198, 14356), (2716, 11618), (3589, 8792), (4396, 7178), (5432, 5809)]