131574289

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 170698752

約数和(自身を除く): 39124463

約数列:

[1, 7, 11, 41, 71, 77, 287, 451, 497, 587, 781, 2911, 3157, 4109, 5467, 6457, 20377, 24067, 32021, 41677, 45199, 168469, 224147, 264737, 291739, 458447, 1708757, 1853159, 3209129, 11961299, 18796327, 131574289]

約数ペア:

[(1, 131574289), (7, 18796327), (11, 11961299), (41, 3209129), (71, 1853159), (77, 1708757), (287, 458447), (451, 291739), (497, 264737), (587, 224147), (781, 168469), (2911, 45199), (3157, 41677), (4109, 32021), (5467, 24067), (6457, 20377)]