213974774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{641}}^1$

素因数の和:1040

約数の個数: 32

約数和(自身を含む): 356571936

約数和(自身を除く): 142597162

約数列:

[1, 2, 13, 26, 37, 74, 347, 481, 641, 694, 962, 1282, 4511, 8333, 9022, 12839, 16666, 23717, 25678, 47434, 166907, 222427, 308321, 333814, 444854, 616642, 2891551, 5783102, 8229799, 16459598, 106987387, 213974774]

約数ペア:

[(1, 213974774), (2, 106987387), (13, 16459598), (26, 8229799), (37, 5783102), (74, 2891551), (347, 616642), (481, 444854), (641, 333814), (694, 308321), (962, 222427), (1282, 166907), (4511, 47434), (8333, 25678), (9022, 23717), (12839, 16666)]