90277759

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 112896000

約数和(自身を除く): 22618241

約数列:

[1, 11, 13, 19, 143, 149, 209, 223, 247, 1639, 1937, 2453, 2717, 2831, 2899, 4237, 21307, 31141, 31889, 33227, 36803, 46607, 55081, 365497, 404833, 431951, 605891, 631313, 4751461, 6944443, 8207069, 90277759]

約数ペア:

[(1, 90277759), (11, 8207069), (13, 6944443), (19, 4751461), (143, 631313), (149, 605891), (209, 431951), (223, 404833), (247, 365497), (1639, 55081), (1937, 46607), (2453, 36803), (2717, 33227), (2831, 31889), (2899, 31141), (4237, 21307)]