15872248

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 36126720

約数和(自身を除く): 20254472

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 41, 56, 62, 82, 124, 164, 217, 223, 248, 287, 328, 434, 446, 574, 868, 892, 1148, 1271, 1561, 1736, 1784, 2296, 2542, 3122, 5084, 6244, 6913, 8897, 9143, 10168, 12488, 13826, 17794, 18286, 27652, 35588, 36572, 48391, 55304, 64001, 71176, 73144, 96782, 128002, 193564, 256004, 283433, 387128, 512008, 566866, 1133732, 1984031, 2267464, 3968062, 7936124, 15872248]

約数ペア:

[(1, 15872248), (2, 7936124), (4, 3968062), (7, 2267464), (8, 1984031), (14, 1133732), (28, 566866), (31, 512008), (41, 387128), (56, 283433), (62, 256004), (82, 193564), (124, 128002), (164, 96782), (217, 73144), (223, 71176), (248, 64001), (287, 55304), (328, 48391), (434, 36572), (446, 35588), (574, 27652), (868, 18286), (892, 17794), (1148, 13826), (1271, 12488), (1561, 10168), (1736, 9143), (1784, 8897), (2296, 6913), (2542, 6244), (3122, 5084)]