210344991

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 301674240

約数和(自身を除く): 91329249

約数列:

[1, 3, 19, 57, 83, 173, 249, 257, 519, 771, 1577, 3287, 4731, 4883, 9861, 14359, 14649, 21331, 43077, 44461, 63993, 133383, 272821, 405289, 818463, 844759, 1215867, 2534277, 3690263, 11070789, 70114997, 210344991]

約数ペア:

[(1, 210344991), (3, 70114997), (19, 11070789), (57, 3690263), (83, 2534277), (173, 1215867), (249, 844759), (257, 818463), (519, 405289), (771, 272821), (1577, 133383), (3287, 63993), (4731, 44461), (4883, 43077), (9861, 21331), (14359, 14649)]