39897128

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1289}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 77322600

約数和(自身を除く): 37425472

約数列:

[1, 2, 4, 8, 53, 73, 106, 146, 212, 292, 424, 584, 1289, 2578, 3869, 5156, 7738, 10312, 15476, 30952, 68317, 94097, 136634, 188194, 273268, 376388, 546536, 752776, 4987141, 9974282, 19948564, 39897128]

約数ペア:

[(1, 39897128), (2, 19948564), (4, 9974282), (8, 4987141), (53, 752776), (73, 546536), (106, 376388), (146, 273268), (212, 188194), (292, 136634), (424, 94097), (584, 68317), (1289, 30952), (2578, 15476), (3869, 10312), (5156, 7738)]