813353968

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{315743}}^1$

素因数の和:315781

約数の個数: 40

約数和(自身を含む): 1879308288

約数和(自身を除く): 1065954320

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 315743, 631486, 1262972, 2210201, 2525944, 4420402, 5051888, 7262089, 8840804, 14524178, 17681608, 29048356, 35363216, 50834623, 58096712, 101669246, 116193424, 203338492, 406676984, 813353968]

約数ペア:

[(1, 813353968), (2, 406676984), (4, 203338492), (7, 116193424), (8, 101669246), (14, 58096712), (16, 50834623), (23, 35363216), (28, 29048356), (46, 17681608), (56, 14524178), (92, 8840804), (112, 7262089), (161, 5051888), (184, 4420402), (322, 2525944), (368, 2210201), (644, 1262972), (1288, 631486), (2576, 315743)]