218165353

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 269280000

約数和(自身を除く): 51114647

約数列:

[1, 7, 19, 101, 109, 133, 149, 707, 763, 1043, 1919, 2071, 2831, 11009, 13433, 14497, 15049, 16241, 19817, 77063, 105343, 113687, 209171, 285931, 308579, 1464197, 1640341, 2001517, 2160053, 11482387, 31166479, 218165353]

約数ペア:

[(1, 218165353), (7, 31166479), (19, 11482387), (101, 2160053), (109, 2001517), (133, 1640341), (149, 1464197), (707, 308579), (763, 285931), (1043, 209171), (1919, 113687), (2071, 105343), (2831, 77063), (11009, 19817), (13433, 16241), (14497, 15049)]