206876747

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 265420800

約数和(自身を除く): 58544053

約数列:

[1, 7, 11, 71, 77, 79, 479, 497, 553, 781, 869, 3353, 5269, 5467, 5609, 6083, 34009, 36883, 37841, 39263, 61699, 238063, 264887, 374099, 416251, 431893, 2618693, 2686711, 2913757, 18806977, 29553821, 206876747]

約数ペア:

[(1, 206876747), (7, 29553821), (11, 18806977), (71, 2913757), (77, 2686711), (79, 2618693), (479, 431893), (497, 416251), (553, 374099), (781, 264887), (869, 238063), (3353, 61699), (5269, 39263), (5467, 37841), (5609, 36883), (6083, 34009)]