210331373

素因数分解:

$7^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 256819200

約数和(自身を除く): 46487827

約数列:

[1, 7, 31, 49, 131, 151, 217, 343, 917, 1057, 1519, 4061, 4681, 6419, 7399, 10633, 19781, 28427, 32767, 44933, 51793, 138467, 198989, 229369, 613211, 969269, 1392923, 1605583, 4292477, 6784883, 30047339, 210331373]

約数ペア:

[(1, 210331373), (7, 30047339), (31, 6784883), (49, 4292477), (131, 1605583), (151, 1392923), (217, 969269), (343, 613211), (917, 229369), (1057, 198989), (1519, 138467), (4061, 51793), (4681, 44933), (6419, 32767), (7399, 28427), (10633, 19781)]