56478448

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{20887}}^1$

素因数の和:20921

約数の個数: 30

約数和(自身を含む): 118497624

約数和(自身を除く): 62019176

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 20887, 41774, 83548, 167096, 271531, 334192, 543062, 1086124, 2172248, 3529903, 4344496, 7059806, 14119612, 28239224, 56478448]

約数ペア:

[(1, 56478448), (2, 28239224), (4, 14119612), (8, 7059806), (13, 4344496), (16, 3529903), (26, 2172248), (52, 1086124), (104, 543062), (169, 334192), (208, 271531), (338, 167096), (676, 83548), (1352, 41774), (2704, 20887)]