217444976

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47353}}^1$

素因数の和:47409

約数の個数: 40

約数和(自身を含む): 493239264

約数和(自身を除く): 275794288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 47353, 94706, 189412, 331471, 378824, 662942, 757648, 1325884, 1941473, 2651768, 3882946, 5303536, 7765892, 13590311, 15531784, 27180622, 31063568, 54361244, 108722488, 217444976]

約数ペア:

[(1, 217444976), (2, 108722488), (4, 54361244), (7, 31063568), (8, 27180622), (14, 15531784), (16, 13590311), (28, 7765892), (41, 5303536), (56, 3882946), (82, 2651768), (112, 1941473), (164, 1325884), (287, 757648), (328, 662942), (574, 378824), (656, 331471), (1148, 189412), (2296, 94706), (4592, 47353)]