274131781

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 355332096

約数和(自身を除く): 81200315

約数列:

[1, 7, 11, 41, 71, 77, 287, 451, 497, 781, 1223, 2911, 3157, 5467, 8561, 13453, 20377, 32021, 50143, 86833, 94171, 224147, 351001, 551573, 607831, 955163, 3560153, 3861011, 6686141, 24921071, 39161683, 274131781]

約数ペア:

[(1, 274131781), (7, 39161683), (11, 24921071), (41, 6686141), (71, 3861011), (77, 3560153), (287, 955163), (451, 607831), (497, 551573), (781, 351001), (1223, 224147), (2911, 94171), (3157, 86833), (5467, 50143), (8561, 32021), (13453, 20377)]