56958447

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 100352000

約数和(自身を除く): 43393553

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 79, 91, 133, 139, 237, 247, 273, 399, 417, 553, 741, 973, 1027, 1501, 1659, 1729, 1807, 2641, 2919, 3081, 4503, 5187, 5421, 7189, 7923, 10507, 10981, 12649, 18487, 19513, 21567, 31521, 32943, 34333, 37947, 55461, 58539, 76867, 102999, 136591, 142753, 208639, 230601, 240331, 409773, 428259, 625917, 720993, 999271, 1460473, 2712307, 2997813, 4381419, 8136921, 18986149, 56958447]

約数ペア:

[(1, 56958447), (3, 18986149), (7, 8136921), (13, 4381419), (19, 2997813), (21, 2712307), (39, 1460473), (57, 999271), (79, 720993), (91, 625917), (133, 428259), (139, 409773), (237, 240331), (247, 230601), (273, 208639), (399, 142753), (417, 136591), (553, 102999), (741, 76867), (973, 58539), (1027, 55461), (1501, 37947), (1659, 34333), (1729, 32943), (1807, 31521), (2641, 21567), (2919, 19513), (3081, 18487), (4503, 12649), (5187, 10981), (5421, 10507), (7189, 7923)]