208022991

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{170371}}^1$

素因数の和:170422

約数の個数: 16

約数和(自身を含む): 310758528

約数和(自身を除く): 102735537

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 170371, 511113, 1874081, 5622243, 6303727, 18911181, 69340997, 208022991]

約数ペア:

[(1, 208022991), (3, 69340997), (11, 18911181), (33, 6303727), (37, 5622243), (111, 1874081), (407, 511113), (1221, 170371)]