1391458

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 16

約数和(自身を含む): 2177280

約数和(自身を除く): 785822

約数列:

[1, 2, 41, 71, 82, 142, 239, 478, 2911, 5822, 9799, 16969, 19598, 33938, 695729, 1391458]

約数ペア:

[(1, 1391458), (2, 695729), (41, 33938), (71, 19598), (82, 16969), (142, 9799), (239, 5822), (478, 2911)]