56709191

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 77220864

約数和(自身を除く): 20511673

約数列:

[1, 7, 11, 23, 41, 71, 77, 121, 161, 253, 287, 451, 497, 781, 847, 943, 1633, 1771, 2783, 2911, 3157, 4961, 5467, 6601, 8591, 10373, 11431, 17963, 19481, 20377, 32021, 34727, 60137, 66953, 72611, 114103, 125741, 197593, 224147, 352231, 468671, 736483, 798721, 1383151, 2465617, 5155381, 8101313, 56709191]

約数ペア:

[(1, 56709191), (7, 8101313), (11, 5155381), (23, 2465617), (41, 1383151), (71, 798721), (77, 736483), (121, 468671), (161, 352231), (253, 224147), (287, 197593), (451, 125741), (497, 114103), (781, 72611), (847, 66953), (943, 60137), (1633, 34727), (1771, 32021), (2783, 20377), (2911, 19481), (3157, 17963), (4961, 11431), (5467, 10373), (6601, 8591)]