681004808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{164653}}^1$

素因数の和:164717

約数の個数: 32

約数和(自身を含む): 1422610560

約数和(自身を除く): 741605752

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 164653, 329306, 658612, 1317224, 1811183, 3622366, 7244732, 7738691, 14489464, 15477382, 30954764, 61909528, 85125601, 170251202, 340502404, 681004808]

約数ペア:

[(1, 681004808), (2, 340502404), (4, 170251202), (8, 85125601), (11, 61909528), (22, 30954764), (44, 15477382), (47, 14489464), (88, 7738691), (94, 7244732), (188, 3622366), (376, 1811183), (517, 1317224), (1034, 658612), (2068, 329306), (4136, 164653)]