87317748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2207}}^1$

素因数の和:2381

約数の個数: 72

約数和(自身を含む): 253972992

約数和(自身を除く): 166655244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2198, 2207, 2826, 3297, 4396, 4414, 5652, 6594, 6621, 8828, 9891, 13188, 13242, 15449, 19782, 19863, 26484, 30898, 39564, 39726, 46347, 61796, 79452, 92694, 139041, 185388, 278082, 346499, 556164, 692998, 1039497, 1385996, 2078994, 2425493, 3118491, 4157988, 4850986, 6236982, 7276479, 9701972, 12473964, 14552958, 21829437, 29105916, 43658874, 87317748]

約数ペア:

[(1, 87317748), (2, 43658874), (3, 29105916), (4, 21829437), (6, 14552958), (7, 12473964), (9, 9701972), (12, 7276479), (14, 6236982), (18, 4850986), (21, 4157988), (28, 3118491), (36, 2425493), (42, 2078994), (63, 1385996), (84, 1039497), (126, 692998), (157, 556164), (252, 346499), (314, 278082), (471, 185388), (628, 139041), (942, 92694), (1099, 79452), (1413, 61796), (1884, 46347), (2198, 39726), (2207, 39564), (2826, 30898), (3297, 26484), (4396, 19863), (4414, 19782), (5652, 15449), (6594, 13242), (6621, 13188), (8828, 9891)]