199964149

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 272341440

約数和(自身を除く): 72377291

約数列:

[1, 7, 11, 17, 49, 77, 119, 139, 157, 187, 539, 833, 973, 1099, 1309, 1529, 1727, 2363, 2669, 6811, 7693, 9163, 10703, 12089, 16541, 18683, 21823, 25993, 29359, 74921, 84623, 115787, 130781, 152761, 181951, 205513, 240053, 370991, 1069327, 1273657, 1438591, 1680371, 2596937, 4080901, 11762597, 18178559, 28566307, 199964149]

約数ペア:

[(1, 199964149), (7, 28566307), (11, 18178559), (17, 11762597), (49, 4080901), (77, 2596937), (119, 1680371), (139, 1438591), (157, 1273657), (187, 1069327), (539, 370991), (833, 240053), (973, 205513), (1099, 181951), (1309, 152761), (1529, 130781), (1727, 115787), (2363, 84623), (2669, 74921), (6811, 29359), (7693, 25993), (9163, 21823), (10703, 18683), (12089, 16541)]