51815052016

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35587261}}^1$

素因数の和:35587289

約数の個数: 40

約数和(自身を含む): 123558973664

約数和(自身を除く): 71743921648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 35587261, 71174522, 142349044, 249110827, 284698088, 462634393, 498221654, 569396176, 925268786, 996443308, 1850537572, 1992886616, 3238440751, 3701075144, 3985773232, 6476881502, 7402150288, 12953763004, 25907526008, 51815052016]

約数ペア:

[(1, 51815052016), (2, 25907526008), (4, 12953763004), (7, 7402150288), (8, 6476881502), (13, 3985773232), (14, 3701075144), (16, 3238440751), (26, 1992886616), (28, 1850537572), (52, 996443308), (56, 925268786), (91, 569396176), (104, 498221654), (112, 462634393), (182, 284698088), (208, 249110827), (364, 142349044), (728, 71174522), (1456, 35587261)]