42758199

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1357

約数の個数: 40

約数和(自身を含む): 71618448

約数和(自身を除く): 28860249

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 297, 333, 407, 891, 999, 1221, 1297, 2997, 3663, 3891, 10989, 11673, 14267, 32967, 35019, 42801, 47989, 105057, 128403, 143967, 385209, 431901, 527879, 1155627, 1295703, 1583637, 3887109, 4750911, 14252733, 42758199]

約数ペア:

[(1, 42758199), (3, 14252733), (9, 4750911), (11, 3887109), (27, 1583637), (33, 1295703), (37, 1155627), (81, 527879), (99, 431901), (111, 385209), (297, 143967), (333, 128403), (407, 105057), (891, 47989), (999, 42801), (1221, 35019), (1297, 32967), (2997, 14267), (3663, 11673), (3891, 10989)]