199801679

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 256172544

約数和(自身を除く): 56370865

約数列:

[1, 7, 11, 53, 77, 173, 283, 371, 583, 1211, 1903, 1981, 3113, 4081, 9169, 13321, 14999, 21791, 48959, 64183, 100859, 104993, 164989, 342713, 538549, 706013, 1154923, 2594827, 3769843, 18163789, 28543097, 199801679]

約数ペア:

[(1, 199801679), (7, 28543097), (11, 18163789), (53, 3769843), (77, 2594827), (173, 1154923), (283, 706013), (371, 538549), (583, 342713), (1211, 164989), (1903, 104993), (1981, 100859), (3113, 64183), (4081, 48959), (9169, 21791), (13321, 14999)]