1959993

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 3302208

約数和(自身を除く): 1342215

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 587, 1113, 1761, 3339, 4109, 5283, 12327, 31111, 36981, 93333, 217777, 279999, 653331, 1959993]

約数ペア:

[(1, 1959993), (3, 653331), (7, 279999), (9, 217777), (21, 93333), (53, 36981), (63, 31111), (159, 12327), (371, 5283), (477, 4109), (587, 3339), (1113, 1761)]