438680008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{136067}}^1$

素因数の和:136117

約数の個数: 32

約数和(自身を含む): 914376960

約数和(自身を除く): 475696952

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 136067, 272134, 544268, 1088536, 1768871, 3537742, 4218077, 7075484, 8436154, 14150968, 16872308, 33744616, 54835001, 109670002, 219340004, 438680008]

約数ペア:

[(1, 438680008), (2, 219340004), (4, 109670002), (8, 54835001), (13, 33744616), (26, 16872308), (31, 14150968), (52, 8436154), (62, 7075484), (104, 4218077), (124, 3537742), (248, 1768871), (403, 1088536), (806, 544268), (1612, 272134), (3224, 136067)]