83787417

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28297}}^1$

素因数の和:28357

約数の個数: 24

約数和(自身を含む): 141263616

約数和(自身を除く): 57476199

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 28297, 84891, 198079, 254673, 594237, 1329959, 1782711, 3989877, 9309713, 11969631, 27929139, 83787417]

約数ペア:

[(1, 83787417), (3, 27929139), (7, 11969631), (9, 9309713), (21, 3989877), (47, 1782711), (63, 1329959), (141, 594237), (329, 254673), (423, 198079), (987, 84891), (2961, 28297)]