1218573213

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3637}}^1$

素因数の和:3746

約数の個数: 48

約数和(自身を含む): 1950899328

約数和(自身を除く): 732326115

約数列:

[1, 3, 11, 13, 33, 39, 71, 121, 143, 213, 363, 429, 781, 923, 1573, 2343, 2769, 3637, 4719, 8591, 10153, 10911, 25773, 30459, 40007, 47281, 111683, 120021, 141843, 258227, 335049, 440077, 520091, 774681, 1320231, 1560273, 2840497, 3356951, 5721001, 8521491, 10070853, 17163003, 31245467, 36926461, 93736401, 110779383, 406191071, 1218573213]

約数ペア:

[(1, 1218573213), (3, 406191071), (11, 110779383), (13, 93736401), (33, 36926461), (39, 31245467), (71, 17163003), (121, 10070853), (143, 8521491), (213, 5721001), (363, 3356951), (429, 2840497), (781, 1560273), (923, 1320231), (1573, 774681), (2343, 520091), (2769, 440077), (3637, 335049), (4719, 258227), (8591, 141843), (10153, 120021), (10911, 111683), (25773, 47281), (30459, 40007)]