67815748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16937}}^1$

素因数の和:16972

約数の個数: 48

約数和(自身を含む): 159352704

約数和(自身を除く): 91536956

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 16937, 33874, 67748, 118559, 186307, 220181, 237118, 372614, 440362, 474236, 745228, 880724, 1304149, 1541267, 2421991, 2608298, 3082534, 4843982, 5216596, 6165068, 9687964, 16953937, 33907874, 67815748]

約数ペア:

[(1, 67815748), (2, 33907874), (4, 16953937), (7, 9687964), (11, 6165068), (13, 5216596), (14, 4843982), (22, 3082534), (26, 2608298), (28, 2421991), (44, 1541267), (52, 1304149), (77, 880724), (91, 745228), (143, 474236), (154, 440362), (182, 372614), (286, 237118), (308, 220181), (364, 186307), (572, 118559), (1001, 67748), (2002, 33874), (4004, 16937)]