138775168

素因数分解:

$2^7\times 7^1\times {\mathrm{154883}}^1$

素因数の和:154904

約数の個数: 32

約数和(自身を含む): 315963360

約数和(自身を除く): 177188192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 154883, 309766, 619532, 1084181, 1239064, 2168362, 2478128, 4336724, 4956256, 8673448, 9912512, 17346896, 19825024, 34693792, 69387584, 138775168]

約数ペア:

[(1, 138775168), (2, 69387584), (4, 34693792), (7, 19825024), (8, 17346896), (14, 9912512), (16, 8673448), (28, 4956256), (32, 4336724), (56, 2478128), (64, 2168362), (112, 1239064), (128, 1084181), (224, 619532), (448, 309766), (896, 154883)]